11542490 has 32 divisors (see below), whose sum is σ = 22524480. Its totient is φ = 4241664.

The previous prime is 11542469. The next prime is 11542511. The reversal of 11542490 is 9424511.

It is an interprime number because it is at equal distance from previous prime (11542469) and next prime (11542511).

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 15 ways as a sum of consecutive naturals, for example, 6521 + ... + 8099.

It is an arithmetic number, because the mean of its divisors is an integer number (703890).

Almost surely, 2^11542490 is an apocalyptic number.

11542490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11542490 is a deficient number, since it is larger than the sum of its proper divisors (10981990).

11542490 is a wasteful number, since it uses less digits than its factorization.

11542490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 11542490 is about 3397.4240241689. The cubic root of 11542490 is about 225.9955229228.

The spelling of 11542490 in words is "eleven million, five hundred forty-two thousand, four hundred ninety".