1314992149477 has 4 divisors (see below), whose sum is σ = 1392344628876. Its totient is φ = 1237639670080.

The previous prime is 1314992149469. The next prime is 1314992149481. The reversal of 1314992149477 is 7749412994131.

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 1019193221601 + 295798927876 = 1009551^2 + 543874^2 .

It is a cyclic number.

It is not a de Polignac number, because 1314992149477 - 2³ = 1314992149469 is a prime.

It is a super-2 number, since 2×1314992149477² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1314992149417) 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, 38676239674 + ... + 38676239707.

It is an arithmetic number, because the mean of its divisors is an integer number (348086157219).

Almost surely, 2^{1314992149477} is an apocalyptic number.

1314992149477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1314992149477 is a deficient number, since it is larger than the sum of its proper divisors (77352479399).

1314992149477 is an equidigital number, since it uses as much as digits as its factorization.

1314992149477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77352479398.

The product of its digits is 13716864, while the sum is 61.

The spelling of 1314992149477 in words is "one trillion, three hundred fourteen billion, nine hundred ninety-two million, one hundred forty-nine thousand, four hundred seventy-seven".