151097165 has 4 divisors (see below), whose sum is σ = 181316604. Its totient is φ = 120877728.

The previous prime is 151097147. The next prime is 151097179. The reversal of 151097165 is 561790151.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 561790151 = 13 ⋅43214627.

It can be written as a sum of positive squares in 2 ways, for example, as 19811401 + 131285764 = 4451^2 + 11458^2 .

It is a cyclic number.

It is not a de Polignac number, because 151097165 - 2²⁶ = 83988301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15109712 + ... + 15109721.

It is an arithmetic number, because the mean of its divisors is an integer number (45329151).

Almost surely, 2^151097165 is an apocalyptic number.

It is an amenable number.

151097165 is a deficient number, since it is larger than the sum of its proper divisors (30219439).

151097165 is an equidigital number, since it uses as much as digits as its factorization.

151097165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30219438.

The product of its (nonzero) digits is 9450, while the sum is 35.

The square root of 151097165 is about 12292.1586794184. The cubic root of 151097165 is about 532.6215963947.

The spelling of 151097165 in words is "one hundred fifty-one million, ninety-seven thousand, one hundred sixty-five".