124775401 has 2 divisors, whose sum is σ = 124775402. Its totient is φ = 124775400.

The previous prime is 124775347. The next prime is 124775467. The reversal of 124775401 is 104577421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123187801 + 1587600 = 11099^2 + 1260^2 .

It is a cyclic number.

It is not a de Polignac number, because 124775401 - 2²¹ = 122678249 is a prime.

It is not a weakly prime, because it can be changed into another prime (124775201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62387700 + 62387701.

It is an arithmetic number, because the mean of its divisors is an integer number (62387701).

Almost surely, 2^124775401 is an apocalyptic number.

It is an amenable number.

124775401 is a deficient number, since it is larger than the sum of its proper divisors (1).

124775401 is an equidigital number, since it uses as much as digits as its factorization.

124775401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 124775401 is about 11170.2909988952. The cubic root of 124775401 is about 499.7003551284.

The spelling of 124775401 in words is "one hundred twenty-four million, seven hundred seventy-five thousand, four hundred one".