1090156 has 6 divisors (see below), whose sum is σ = 1907780. Its totient is φ = 545076.

The previous prime is 1090153. The next prime is 1090169. The reversal of 1090156 is 6510901.

It is not an unprimeable number, because it can be changed into a prime (1090151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136266 + ... + 136273.

2^1090156 is an apocalyptic number.

It is an amenable number.

1090156 is a deficient number, since it is larger than the sum of its proper divisors (817624).

1090156 is a wasteful number, since it uses less digits than its factorization.

1090156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272543 (or 272541 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 1090156 is about 1044.1053586684. The cubic root of 1090156 is about 102.9191560934.

The spelling of 1090156 in words is "one million, ninety thousand, one hundred fifty-six".