123343402 has 64 divisors (see below), whose sum is σ = 244581120. Its totient is φ = 45287424.

The previous prime is 123343399. The next prime is 123343417. The reversal of 123343402 is 204343321.

It is a happy 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, 182938 + ... + 183610.

It is an arithmetic number, because the mean of its divisors is an integer number (3821580).

Almost surely, 2^123343402 is an apocalyptic number.

123343402 is a deficient number, since it is larger than the sum of its proper divisors (121237718).

123343402 is a wasteful number, since it uses less digits than its factorization.

123343402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 123343402 is about 11106.0074734353. The cubic root of 123343402 is about 497.7813726127.

Adding to 123343402 its reverse (204343321), we get a palindrome (327686723).

The spelling of 123343402 in words is "one hundred twenty-three million, three hundred forty-three thousand, four hundred two".