11297090 has 16 divisors (see below), whose sum is σ = 23239872. Its totient is φ = 3873264.

The previous prime is 11297081. The next prime is 11297107. The reversal of 11297090 is 9079211.

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, 80624 + ... + 80763.

It is an arithmetic number, because the mean of its divisors is an integer number (1452492).

Almost surely, 2^11297090 is an apocalyptic number.

11297090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11297090 is an abundant number, since it is smaller than the sum of its proper divisors (11942782).

11297090 is a wasteful number, since it uses less digits than its factorization.

11297090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161401.

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 11297090 is about 3361.1143985292. The cubic root of 11297090 is about 224.3824382044.

The spelling of 11297090 in words is "eleven million, two hundred ninety-seven thousand, ninety".