11955490 has 8 divisors (see below), whose sum is σ = 21519900. Its totient is φ = 4782192.

The previous prime is 11955467. The next prime is 11955499. The reversal of 11955490 is 9455911.

It is a happy number.

11955490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10949481 + 1006009 = 3309^2 + 1003^2 .

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

It is a super-2 number, since 2×11955490² = 285867482280200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11955499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597765 + ... + 597784.

Almost surely, 2^11955490 is an apocalyptic number.

11955490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11955490 is a deficient number, since it is larger than the sum of its proper divisors (9564410).

11955490 is a wasteful number, since it uses less digits than its factorization.

11955490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1195556.

The product of its (nonzero) digits is 8100, while the sum is 34.

The square root of 11955490 is about 3457.6711815903. The cubic root of 11955490 is about 228.6594354184.

The spelling of 11955490 in words is "eleven million, nine hundred fifty-five thousand, four hundred ninety".