5151956 has 6 divisors (see below), whose sum is σ = 9015930. Its totient is φ = 2575976.

The previous prime is 5151953. The next prime is 5151967. The reversal of 5151956 is 6591515.

It can be written as a sum of positive squares in only one way, i.e., 4268356 + 883600 = 2066^2 + 940^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5151953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643991 + ... + 643998.

It is an arithmetic number, because the mean of its divisors is an integer number (1502655).

Almost surely, 2^5151956 is an apocalyptic number.

It is an amenable number.

5151956 is a deficient number, since it is larger than the sum of its proper divisors (3863974).

5151956 is a wasteful number, since it uses less digits than its factorization.

5151956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287993 (or 1287991 counting only the distinct ones).

The product of its digits is 6750, while the sum is 32.

The square root of 5151956 is about 2269.7920609607. The cubic root of 5151956 is about 172.7126104905.

The spelling of 5151956 in words is "five million, one hundred fifty-one thousand, nine hundred fifty-six".