1315737601 has 4 divisors (see below), whose sum is σ = 1347828804. Its totient is φ = 1283646400.

The previous prime is 1315737581. The next prime is 1315737611. The reversal of 1315737601 is 1067375131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 226803600 + 1088934001 = 15060^2 + 32999^2 .

It is a cyclic number.

It is not a de Polignac number, because 1315737601 - 2¹³ = 1315729409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1315737611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16045540 + ... + 16045621.

It is an arithmetic number, because the mean of its divisors is an integer number (336957201).

Almost surely, 2^1315737601 is an apocalyptic number.

It is an amenable number.

1315737601 is a deficient number, since it is larger than the sum of its proper divisors (32091203).

1315737601 is an equidigital number, since it uses as much as digits as its factorization.

1315737601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32091202.

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 1315737601 is about 36273.0974828453. The cubic root of 1315737601 is about 1095.7793083202.

The spelling of 1315737601 in words is "one billion, three hundred fifteen million, seven hundred thirty-seven thousand, six hundred one".