11319290 has 16 divisors (see below), whose sum is σ = 20428200. Its totient is φ = 4515840.

The previous prime is 11319281. The next prime is 11319293. The reversal of 11319290 is 9291311.

It can be written as a sum of positive squares in 4 ways, for example, as 5650129 + 5669161 = 2377^2 + 2381^2 .

It is a super-2 number, since 2×11319290² = 256252652208200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11319293) 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, 3230 + ... + 5750.

Almost surely, 2^11319290 is an apocalyptic number.

11319290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11319290 is a deficient number, since it is larger than the sum of its proper divisors (9108910).

11319290 is a wasteful number, since it uses less digits than its factorization.

11319290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2977.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 11319290 is about 3364.4152537997. The cubic root of 11319290 is about 224.5293205951.

The spelling of 11319290 in words is "eleven million, three hundred nineteen thousand, two hundred ninety".