124738501 has 2 divisors, whose sum is σ = 124738502. Its totient is φ = 124738500.

The previous prime is 124738487. The next prime is 124738561. The reversal of 124738501 is 105837421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123787876 + 950625 = 11126^2 + 975^2 .

It is a cyclic number.

It is not a de Polignac number, because 124738501 - 2⁷ = 124738373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124738561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62369250 + 62369251.

It is an arithmetic number, because the mean of its divisors is an integer number (62369251).

Almost surely, 2^124738501 is an apocalyptic number.

It is an amenable number.

124738501 is a deficient number, since it is larger than the sum of its proper divisors (1).

124738501 is an equidigital number, since it uses as much as digits as its factorization.

124738501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 124738501 is about 11168.6391740444. The cubic root of 124738501 is about 499.6510912487.

The spelling of 124738501 in words is "one hundred twenty-four million, seven hundred thirty-eight thousand, five hundred one".