38116157 has 4 divisors (see below), whose sum is σ = 38598720. Its totient is φ = 37633596.

The previous prime is 38116139. The next prime is 38116171. The reversal of 38116157 is 75161183.

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 38116157 - 2⁶ = 38116093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38116187) 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, 241163 + ... + 241320.

It is an arithmetic number, because the mean of its divisors is an integer number (9649680).

Almost surely, 2^38116157 is an apocalyptic number.

It is an amenable number.

38116157 is a deficient number, since it is larger than the sum of its proper divisors (482563).

38116157 is an equidigital number, since it uses as much as digits as its factorization.

38116157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482562.

The product of its digits is 5040, while the sum is 32.

The square root of 38116157 is about 6173.8283908771. The cubic root of 38116157 is about 336.5397509831.

The spelling of 38116157 in words is "thirty-eight million, one hundred sixteen thousand, one hundred fifty-seven".