1313477641 has 8 divisors (see below), whose sum is σ = 1529440704. Its totient is φ = 1104595440.

The previous prime is 1313477639. The next prime is 1313477653. The reversal of 1313477641 is 1467743131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1313477641 - 2¹ = 1313477639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313477641.

It is not an unprimeable number, because it can be changed into a prime (1313427641) 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 7 ways as a sum of consecutive naturals, for example, 1769815 + ... + 1770556.

It is an arithmetic number, because the mean of its divisors is an integer number (191180088).

Almost surely, 2^1313477641 is an apocalyptic number.

It is an amenable number.

1313477641 is a deficient number, since it is larger than the sum of its proper divisors (215963063).

1313477641 is an equidigital number, since it uses as much as digits as its factorization.

1313477641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540431.

The product of its digits is 42336, while the sum is 37.

The square root of 1313477641 is about 36241.9320814992. The cubic root of 1313477641 is about 1095.1515649614.

The spelling of 1313477641 in words is "one billion, three hundred thirteen million, four hundred seventy-seven thousand, six hundred forty-one".