1151040199 has 16 divisors (see below), whose sum is σ = 1284857856. Its totient is φ = 1026057600.

The previous prime is 1151040193. The next prime is 1151040203. The reversal of 1151040199 is 9910401511.

It is a cyclic number.

It is not a de Polignac number, because 1151040199 - 2¹³ = 1151032007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1151040199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151040193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1534 + ... + 48004.

It is an arithmetic number, because the mean of its divisors is an integer number (80303616).

Almost surely, 2^1151040199 is an apocalyptic number.

1151040199 is a deficient number, since it is larger than the sum of its proper divisors (133817657).

1151040199 is a wasteful number, since it uses less digits than its factorization.

1151040199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46566.

The product of its (nonzero) digits is 1620, while the sum is 31.

The square root of 1151040199 is about 33926.9833465930. The cubic root of 1151040199 is about 1048.0053436663.

The spelling of 1151040199 in words is "one billion, one hundred fifty-one million, forty thousand, one hundred ninety-nine".