1351055597 has 4 divisors (see below), whose sum is σ = 1352874720. Its totient is φ = 1349236476.

The previous prime is 1351055549. The next prime is 1351055617. The reversal of 1351055597 is 7955501531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1351055597 - 2¹² = 1351051501 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 (1351055507) 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, 908447 + ... + 909932.

It is an arithmetic number, because the mean of its divisors is an integer number (338218680).

Almost surely, 2^1351055597 is an apocalyptic number.

It is an amenable number.

1351055597 is a deficient number, since it is larger than the sum of its proper divisors (1819123).

1351055597 is an equidigital number, since it uses as much as digits as its factorization.

1351055597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1819122.

The product of its (nonzero) digits is 118125, while the sum is 41.

The square root of 1351055597 is about 36756.7081904786. The cubic root of 1351055597 is about 1105.4974376990.

The spelling of 1351055597 in words is "one billion, three hundred fifty-one million, fifty-five thousand, five hundred ninety-seven".