122054531 has 2 divisors, whose sum is σ = 122054532. Its totient is φ = 122054530.

The previous prime is 122054521. The next prime is 122054549. The reversal of 122054531 is 135450221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122054531 - 2¹⁸ = 121792387 is a prime.

It is a super-2 number, since 2×122054531² = 29794617075259922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122054497 and 122054506.

It is not a weakly prime, because it can be changed into another prime (122054521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61027265 + 61027266.

It is an arithmetic number, because the mean of its divisors is an integer number (61027266).

Almost surely, 2^122054531 is an apocalyptic number.

122054531 is a deficient number, since it is larger than the sum of its proper divisors (1).

122054531 is an equidigital number, since it uses as much as digits as its factorization.

122054531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 122054531 is about 11047.8292437926. The cubic root of 122054531 is about 496.0414504793.

The spelling of 122054531 in words is "one hundred twenty-two million, fifty-four thousand, five hundred thirty-one".