1377436514 has 4 divisors (see below), whose sum is σ = 2066154774. Its totient is φ = 688718256.

The previous prime is 1377436513. The next prime is 1377436523. The reversal of 1377436514 is 4156347731.

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

It can be written as a sum of positive squares in only one way, i.e., 1241364289 + 136072225 = 35233^2 + 11665^2 .

It is not an unprimeable number, because it can be changed into a prime (1377436513) 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 as a sum of consecutive naturals, namely, 344359127 + ... + 344359130.

Almost surely, 2^1377436514 is an apocalyptic number.

1377436514 is a deficient number, since it is larger than the sum of its proper divisors (688718260).

1377436514 is an equidigital number, since it uses as much as digits as its factorization.

1377436514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688718259.

The product of its digits is 211680, while the sum is 41.

The square root of 1377436514 is about 37113.8318420505. The cubic root of 1377436514 is about 1112.6464769301.

The spelling of 1377436514 in words is "one billion, three hundred seventy-seven million, four hundred thirty-six thousand, five hundred fourteen".