1147690339 has 16 divisors (see below), whose sum is σ = 1216230400. Its totient is φ = 1081291680.

The previous prime is 1147690337. The next prime is 1147690367. The reversal of 1147690339 is 9330967411.

It is a cyclic number.

It is not a de Polignac number, because 1147690339 - 2¹ = 1147690337 is a prime.

It is a super-2 number, since 2×1147690339² = 2634386228467869842, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1147690295 and 1147690304.

It is not an unprimeable number, because it can be changed into a prime (1147690337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463984 + ... + 466450.

It is an arithmetic number, because the mean of its divisors is an integer number (76014400).

Almost surely, 2^1147690339 is an apocalyptic number.

1147690339 is a deficient number, since it is larger than the sum of its proper divisors (68540061).

1147690339 is a wasteful number, since it uses less digits than its factorization.

1147690339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 1147690339 is about 33877.5787062771. The cubic root of 1147690339 is about 1046.9876895507.

The spelling of 1147690339 in words is "one billion, one hundred forty-seven million, six hundred ninety thousand, three hundred thirty-nine".