700021153 has 12 divisors (see below), whose sum is σ = 758764848. Its totient is φ = 645531120.

The previous prime is 700021139. The next prime is 700021183. The reversal of 700021153 is 351120007.

It is a de Polignac number, because none of the positive numbers 2^k-700021153 is a prime.

It is a super-2 number, since 2×700021153² = 980059229294898818, which contains 22 as substring.

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 700021153.

It is not an unprimeable number, because it can be changed into a prime (700021183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 294058 + ... + 296428.

It is an arithmetic number, because the mean of its divisors is an integer number (63230404).

Almost surely, 2^700021153 is an apocalyptic number.

It is an amenable number.

700021153 is a deficient number, since it is larger than the sum of its proper divisors (58743695).

700021153 is a wasteful number, since it uses less digits than its factorization.

700021153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144 (or 4131 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 700021153 is about 26457.9128617508. The cubic root of 700021153 is about 887.9129453827.

The spelling of 700021153 in words is "seven hundred million, twenty-one thousand, one hundred fifty-three".