11906542 has 16 divisors (see below), whose sum is σ = 18555264. Its totient is φ = 5724000.

The previous prime is 11906539. The next prime is 11906551. The reversal of 11906542 is 24560911.

It is a self number, because there is not a number n which added to its sum of digits gives 11906542.

It is a congruent 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, 10692 + ... + 11752.

It is an arithmetic number, because the mean of its divisors is an integer number (1159704).

Almost surely, 2^11906542 is an apocalyptic number.

11906542 is a deficient number, since it is larger than the sum of its proper divisors (6648722).

11906542 is a wasteful number, since it uses less digits than its factorization.

11906542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 11906542 is about 3450.5857473768. The cubic root of 11906542 is about 228.3469504847.

The spelling of 11906542 in words is "eleven million, nine hundred six thousand, five hundred forty-two".