123958363 has 4 divisors (see below), whose sum is σ = 124128208. Its totient is φ = 123788520.

The previous prime is 123958343. The next prime is 123958409. The reversal of 123958363 is 363859321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 363859321 = 7 ⋅51979903.

It is a cyclic number.

It is not a de Polignac number, because 123958363 - 2¹³ = 123950171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123958313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83823 + ... + 85288.

It is an arithmetic number, because the mean of its divisors is an integer number (31032052).

Almost surely, 2^123958363 is an apocalyptic number.

123958363 is a deficient number, since it is larger than the sum of its proper divisors (169845).

123958363 is an equidigital number, since it uses as much as digits as its factorization.

123958363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169844.

The product of its digits is 116640, while the sum is 40.

The square root of 123958363 is about 11133.6590122026. The cubic root of 123958363 is about 498.6072749022.

The spelling of 123958363 in words is "one hundred twenty-three million, nine hundred fifty-eight thousand, three hundred sixty-three".