12357545 has 8 divisors (see below), whose sum is σ = 14896896. Its totient is φ = 9840816.

The previous prime is 12357539. The next prime is 12357557. The reversal of 12357545 is 54575321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12357545 - 2²² = 8163241 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4427 + ... + 6656.

It is an arithmetic number, because the mean of its divisors is an integer number (1862112).

Almost surely, 2^12357545 is an apocalyptic number.

It is an amenable number.

12357545 is a deficient number, since it is larger than the sum of its proper divisors (2539351).

12357545 is a wasteful number, since it uses less digits than its factorization.

12357545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11311.

The product of its digits is 21000, while the sum is 32.

The square root of 12357545 is about 3515.3299987341. The cubic root of 12357545 is about 231.1944478199.

The spelling of 12357545 in words is "twelve million, three hundred fifty-seven thousand, five hundred forty-five".