12140090 has 16 divisors (see below), whose sum is σ = 22802688. Its totient is φ = 4644816.

The previous prime is 12140081. The next prime is 12140111. The reversal of 12140090 is 9004121.

It is a happy number.

It is a Curzon 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, 26162 + ... + 26621.

It is an arithmetic number, because the mean of its divisors is an integer number (1425168).

Almost surely, 2^12140090 is an apocalyptic number.

12140090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12140090 is a deficient number, since it is larger than the sum of its proper divisors (10662598).

12140090 is a wasteful number, since it uses less digits than its factorization.

12140090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52813.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 12140090 is about 3484.2631932734. The cubic root of 12140090 is about 229.8303096185.

The spelling of 12140090 in words is "twelve million, one hundred forty thousand, ninety".