10140657 has 8 divisors (see below), whose sum is σ = 13536576. Its totient is φ = 6752592.

The previous prime is 10140643. The next prime is 10140709. The reversal of 10140657 is 75604101.

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

It is not a de Polignac number, because 10140657 - 2⁶ = 10140593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10140607) 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, 2508 + ... + 5154.

It is an arithmetic number, because the mean of its divisors is an integer number (1692072).

Almost surely, 2^10140657 is an apocalyptic number.

It is an amenable number.

10140657 is a deficient number, since it is larger than the sum of its proper divisors (3395919).

10140657 is a wasteful number, since it uses less digits than its factorization.

10140657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3927.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 10140657 is about 3184.4398251498. The cubic root of 10140657 is about 216.4488907156.

Adding to 10140657 its reverse (75604101), we get a palindrome (85744758).

The spelling of 10140657 in words is "ten million, one hundred forty thousand, six hundred fifty-seven".