123746534 has 16 divisors (see below), whose sum is σ = 188739072. Its totient is φ = 60838848.

The previous prime is 123746527. The next prime is 123746543. The reversal of 123746534 is 435647321.

It is a junction number, because it is equal to n+sod(n) for n = 123746494 and 123746503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54812 + ... + 57024.

It is an arithmetic number, because the mean of its divisors is an integer number (11796192).

Almost surely, 2^123746534 is an apocalyptic number.

123746534 is a deficient number, since it is larger than the sum of its proper divisors (64992538).

123746534 is a wasteful number, since it uses less digits than its factorization.

123746534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2671.

The product of its digits is 60480, while the sum is 35.

The square root of 123746534 is about 11124.1419444378. The cubic root of 123746534 is about 498.3230942616.

The spelling of 123746534 in words is "one hundred twenty-three million, seven hundred forty-six thousand, five hundred thirty-four".