938140653 has 8 divisors (see below), whose sum is σ = 1251030816. Its totient is φ = 625338800.

The previous prime is 938140613. The next prime is 938140681. The reversal of 938140653 is 356041839.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 938140653 - 2²⁹ = 401269741 is a prime.

It is a super-2 number, since 2×938140653² = 1760215769622532818, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (938140613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8938 + ... + 44228.

It is an arithmetic number, because the mean of its divisors is an integer number (156378852).

Almost surely, 2^938140653 is an apocalyptic number.

It is an amenable number.

938140653 is a deficient number, since it is larger than the sum of its proper divisors (312890163).

938140653 is a wasteful number, since it uses less digits than its factorization.

938140653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44155.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 938140653 is about 30629.0818177757. The cubic root of 938140653 is about 978.9397992351.

The spelling of 938140653 in words is "nine hundred thirty-eight million, one hundred forty thousand, six hundred fifty-three".