1351757028 has 12 divisors (see below), whose sum is σ = 3154099760. Its totient is φ = 450585672.

The previous prime is 1351757021. The next prime is 1351757039. The reversal of 1351757028 is 8207571531.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1351757021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56323198 + ... + 56323221.

Almost surely, 2^1351757028 is an apocalyptic number.

It is an amenable number.

1351757028 is an abundant number, since it is smaller than the sum of its proper divisors (1802342732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1351757028 is a wasteful number, since it uses less digits than its factorization.

1351757028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112646426 (or 112646424 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 39.

The square root of 1351757028 is about 36766.2484896134. The cubic root of 1351757028 is about 1105.6887192469.

The spelling of 1351757028 in words is "one billion, three hundred fifty-one million, seven hundred fifty-seven thousand, twenty-eight".