60140657 has 4 divisors (see below), whose sum is σ = 60304896. Its totient is φ = 59976420.

The previous prime is 60140629. The next prime is 60140687. The reversal of 60140657 is 75604106.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60140657 - 2¹⁰ = 60139633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60140627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81569 + ... + 82302.

It is an arithmetic number, because the mean of its divisors is an integer number (15076224).

Almost surely, 2^60140657 is an apocalyptic number.

It is an amenable number.

60140657 is a deficient number, since it is larger than the sum of its proper divisors (164239).

60140657 is a wasteful number, since it uses less digits than its factorization.

60140657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164238.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 60140657 is about 7755.0407477975. The cubic root of 60140657 is about 391.7924440065.

The spelling of 60140657 in words is "sixty million, one hundred forty thousand, six hundred fifty-seven".