182021131 has 2 divisors, whose sum is σ = 182021132. Its totient is φ = 182021130.

The previous prime is 182021123. The next prime is 182021137. The reversal of 182021131 is 131120281.

182021131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 182021131 - 2³ = 182021123 is a prime.

It is a super-2 number, since 2×182021131² = 66263384261038322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 182021099 and 182021108.

It is not a weakly prime, because it can be changed into another prime (182021137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91010565 + 91010566.

It is an arithmetic number, because the mean of its divisors is an integer number (91010566).

Almost surely, 2^182021131 is an apocalyptic number.

182021131 is a deficient number, since it is larger than the sum of its proper divisors (1).

182021131 is an equidigital number, since it uses as much as digits as its factorization.

182021131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 182021131 is about 13491.5207074666. The cubic root of 182021131 is about 566.7270422791.

The spelling of 182021131 in words is "one hundred eighty-two million, twenty-one thousand, one hundred thirty-one".