1053006993 has 16 divisors (see below), whose sum is σ = 1566547200. Its totient is φ = 699063120.

The previous prime is 1053006967. The next prime is 1053007001. The reversal of 1053006993 is 3996003501.

It is not a de Polignac number, because 1053006993 - 2¹⁶ = 1052941457 is a prime.

It is a super-2 number, since 2×1053006993² = 2217647454613804098, which contains 22 as substring.

1053006993 is a modest number, since divided by 6993 gives 1053 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1053006293) 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, 75138 + ... + 88043.

It is an arithmetic number, because the mean of its divisors is an integer number (97909200).

Almost surely, 2^1053006993 is an apocalyptic number.

It is an amenable number.

1053006993 is a deficient number, since it is larger than the sum of its proper divisors (513540207).

1053006993 is a wasteful number, since it uses less digits than its factorization.

1053006993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163429 (or 163423 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 36.

The square root of 1053006993 is about 32450.0692295101. The cubic root of 1053006993 is about 1017.3656850115.

The spelling of 1053006993 in words is "one billion, fifty-three million, six thousand, nine hundred ninety-three".