123761055 has 32 divisors (see below), whose sum is σ = 219697920. Its totient is φ = 58983680.

The previous prime is 123761017. The next prime is 123761063. The reversal of 123761055 is 550167321.

It is not a de Polignac number, because 123761055 - 2⁶ = 123760991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3379 + ... + 16091.

It is an arithmetic number, because the mean of its divisors is an integer number (6865560).

Almost surely, 2^123761055 is an apocalyptic number.

123761055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123761055 is a deficient number, since it is larger than the sum of its proper divisors (95936865).

123761055 is a wasteful number, since it uses less digits than its factorization.

123761055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12791.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 123761055 is about 11124.7946048455. The cubic root of 123761055 is about 498.3425853573.

It can be divided in two parts, 12376 and 1055, that added together give a palindrome (13431).

The spelling of 123761055 in words is "one hundred twenty-three million, seven hundred sixty-one thousand, fifty-five".