124373855 has 4 divisors (see below), whose sum is σ = 149248632. Its totient is φ = 99499080.

The previous prime is 124373849. The next prime is 124373863. The reversal of 124373855 is 558373421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 558373421 = 1087 ⋅513683.

It is not a de Polignac number, because 124373855 - 2¹⁶ = 124308319 is a prime.

It is a super-2 number, since 2×124373855² = 30937711615122050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12437381 + ... + 12437390.

It is an arithmetic number, because the mean of its divisors is an integer number (37312158).

Almost surely, 2^124373855 is an apocalyptic number.

124373855 is a deficient number, since it is larger than the sum of its proper divisors (24874777).

124373855 is an equidigital number, since it uses as much as digits as its factorization.

124373855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24874776.

The product of its digits is 100800, while the sum is 38.

The square root of 124373855 is about 11152.3026770259. The cubic root of 124373855 is about 499.1637421253.

The spelling of 124373855 in words is "one hundred twenty-four million, three hundred seventy-three thousand, eight hundred fifty-five".