1312377 has 8 divisors (see below), whose sum is σ = 1908960. Its totient is φ = 795360.

The previous prime is 1312373. The next prime is 1312379. The reversal of 1312377 is 7732131.

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

It is not a de Polignac number, because 1312377 - 2² = 1312373 is a prime.

1312377 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1312373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19852 + ... + 19917.

It is an arithmetic number, because the mean of its divisors is an integer number (238620).

2^1312377 is an apocalyptic number.

It is an amenable number.

1312377 is a deficient number, since it is larger than the sum of its proper divisors (596583).

1312377 is a wasteful number, since it uses less digits than its factorization.

1312377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39783.

The product of its digits is 882, while the sum is 24.

The square root of 1312377 is about 1145.5902408802. The cubic root of 1312377 is about 109.4845581945.

The spelling of 1312377 in words is "one million, three hundred twelve thousand, three hundred seventy-seven".