11612157 has 4 divisors (see below), whose sum is σ = 15482880. Its totient is φ = 7741436.

The previous prime is 11612147. The next prime is 11612201. The reversal of 11612157 is 75121611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11612157 - 2¹⁰ = 11611133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11612147) 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, 1935357 + ... + 1935362.

It is an arithmetic number, because the mean of its divisors is an integer number (3870720).

Almost surely, 2^11612157 is an apocalyptic number.

It is an amenable number.

11612157 is a deficient number, since it is larger than the sum of its proper divisors (3870723).

11612157 is an equidigital number, since it uses as much as digits as its factorization.

11612157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3870722.

The product of its digits is 420, while the sum is 24.

The square root of 11612157 is about 3407.6615148808. The cubic root of 11612157 is about 226.4492915541.

Adding to 11612157 its reverse (75121611), we get a palindrome (86733768).

The spelling of 11612157 in words is "eleven million, six hundred twelve thousand, one hundred fifty-seven".