10523539 has 8 divisors (see below), whose sum is σ = 11699072. Its totient is φ = 9400320.

The previous prime is 10523533. The next prime is 10523567. The reversal of 10523539 is 93532501.

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 10523539 - 2³ = 10523531 is a prime.

It is a super-2 number, since 2×10523539² = 221489746169042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10523531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12654 + ... + 13459.

It is an arithmetic number, because the mean of its divisors is an integer number (1462384).

Almost surely, 2^10523539 is an apocalyptic number.

10523539 is a deficient number, since it is larger than the sum of its proper divisors (1175533).

10523539 is a wasteful number, since it uses less digits than its factorization.

10523539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26157.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 10523539 is about 3244.0004623921. Note that the first 3 decimals coincide. The cubic root of 10523539 is about 219.1394689962.

The spelling of 10523539 in words is "ten million, five hundred twenty-three thousand, five hundred thirty-nine".