1337157 has 6 divisors (see below), whose sum is σ = 1931462. Its totient is φ = 891432.

The previous prime is 1337153. The next prime is 1337159. The reversal of 1337157 is 7517331.

It can be written as a sum of positive squares in only one way, i.e., 695556 + 641601 = 834^2 + 801^2 .

It is not a de Polignac number, because 1337157 - 2² = 1337153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1337157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1337153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74278 + ... + 74295.

2^1337157 is an apocalyptic number.

It is an amenable number.

1337157 is a deficient number, since it is larger than the sum of its proper divisors (594305).

1337157 is a wasteful number, since it uses less digits than its factorization.

1337157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148579 (or 148576 counting only the distinct ones).

The product of its digits is 2205, while the sum is 27.

The square root of 1337157 is about 1156.3550492820. The cubic root of 1337157 is about 110.1693534586.

The spelling of 1337157 in words is "one million, three hundred thirty-seven thousand, one hundred fifty-seven".