1157151 has 8 divisors (see below), whose sum is σ = 1548544. Its totient is φ = 768600.

The previous prime is 1157131. The next prime is 1157159. The reversal of 1157151 is 1517511.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1157151 - 2¹⁸ = 895007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576 + ... + 1626.

It is an arithmetic number, because the mean of its divisors is an integer number (193568).

2^1157151 is an apocalyptic number.

1157151 is a deficient number, since it is larger than the sum of its proper divisors (391393).

1157151 is a wasteful number, since it uses less digits than its factorization.

1157151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421.

The product of its digits is 175, while the sum is 21.

The square root of 1157151 is about 1075.7095332849. The cubic root of 1157151 is about 104.9856669778.

The spelling of 1157151 in words is "one million, one hundred fifty-seven thousand, one hundred fifty-one".