50157187 has 2 divisors, whose sum is σ = 50157188. Its totient is φ = 50157186.

The previous prime is 50157143. The next prime is 50157193. The reversal of 50157187 is 78175105.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50157187 - 2²³ = 41768579 is a prime.

It is not a weakly prime, because it can be changed into another prime (50157137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25078593 + 25078594.

It is an arithmetic number, because the mean of its divisors is an integer number (25078594).

Almost surely, 2^50157187 is an apocalyptic number.

50157187 is a deficient number, since it is larger than the sum of its proper divisors (1).

50157187 is an equidigital number, since it uses as much as digits as its factorization.

50157187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9800, while the sum is 34.

The square root of 50157187 is about 7082.1738894212. The cubic root of 50157187 is about 368.7888005902.

The spelling of 50157187 in words is "fifty million, one hundred fifty-seven thousand, one hundred eighty-seven".