124010402 has 4 divisors (see below), whose sum is σ = 186015606. Its totient is φ = 62005200.

The previous prime is 124010399. The next prime is 124010417. The reversal of 124010402 is 204010421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204010421 = 17 ⋅12000613.

It can be written as a sum of positive squares in only one way, i.e., 97990201 + 26020201 = 9899^2 + 5101^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31002599 + ... + 31002602.

Almost surely, 2^124010402 is an apocalyptic number.

124010402 is a deficient number, since it is larger than the sum of its proper divisors (62005204).

124010402 is an equidigital number, since it uses as much as digits as its factorization.

124010402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62005203.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 124010402 is about 11135.9957794532. The cubic root of 124010402 is about 498.6770386338.

Adding to 124010402 its reverse (204010421), we get a palindrome (328020823).

The spelling of 124010402 in words is "one hundred twenty-four million, ten thousand, four hundred two".