1371956 has 6 divisors (see below), whose sum is σ = 2400930. Its totient is φ = 685976.

The previous prime is 1371949. The next prime is 1371989. The reversal of 1371956 is 6591731.

It can be written as a sum of positive squares in only one way, i.e., 839056 + 532900 = 916^2 + 730^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171491 + ... + 171498.

It is an arithmetic number, because the mean of its divisors is an integer number (400155).

2^1371956 is an apocalyptic number.

It is an amenable number.

1371956 is a deficient number, since it is larger than the sum of its proper divisors (1028974).

1371956 is a wasteful number, since it uses less digits than its factorization.

1371956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342993 (or 342991 counting only the distinct ones).

The product of its digits is 5670, while the sum is 32.

The square root of 1371956 is about 1171.3052548333. The cubic root of 1371956 is about 111.1168857739.

The spelling of 1371956 in words is "one million, three hundred seventy-one thousand, nine hundred fifty-six".