123032355 has 16 divisors (see below), whose sum is σ = 203640480. Its totient is φ = 63354368.

The previous prime is 123032317. The next prime is 123032381. The reversal of 123032355 is 553230321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 123032355 - 2⁸ = 123032099 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140982 + ... + 141851.

It is an arithmetic number, because the mean of its divisors is an integer number (12727530).

Almost surely, 2^123032355 is an apocalyptic number.

123032355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123032355 is a deficient number, since it is larger than the sum of its proper divisors (80608125).

123032355 is a wasteful number, since it uses less digits than its factorization.

123032355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282870.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 123032355 is about 11091.9950865478. The cubic root of 123032355 is about 497.3625858879.

Adding to 123032355 its reverse (553230321), we get a palindrome (676262676).

The spelling of 123032355 in words is "one hundred twenty-three million, thirty-two thousand, three hundred fifty-five".