50155131 has 16 divisors (see below), whose sum is σ = 72205056. Its totient is φ = 30784416.

The previous prime is 50155121. The next prime is 50155141. The reversal of 50155131 is 13155105.

It is an interprime number because it is at equal distance from previous prime (50155121) and next prime (50155141).

It is not a de Polignac number, because 50155131 - 2⁶ = 50155067 is a prime.

It is a super-2 number, since 2×50155131² = 5031074331254322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50155098 and 50155107.

It is not an unprimeable number, because it can be changed into a prime (50155121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15826 + ... + 18728.

It is an arithmetic number, because the mean of its divisors is an integer number (4512816).

Almost surely, 2^50155131 is an apocalyptic number.

50155131 is a deficient number, since it is larger than the sum of its proper divisors (22049925).

50155131 is a wasteful number, since it uses less digits than its factorization.

50155131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362.

The product of its (nonzero) digits is 375, while the sum is 21.

The square root of 50155131 is about 7082.0287347624. The cubic root of 50155131 is about 368.7837614975.

The spelling of 50155131 in words is "fifty million, one hundred fifty-five thousand, one hundred thirty-one".