1377453772 has 6 divisors (see below), whose sum is σ = 2410544108. Its totient is φ = 688726884.

The previous prime is 1377453767. The next prime is 1377453793. The reversal of 1377453772 is 2773547731.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172181718 + ... + 172181725.

Almost surely, 2^1377453772 is an apocalyptic number.

It is an amenable number.

1377453772 is a deficient number, since it is larger than the sum of its proper divisors (1033090336).

1377453772 is a wasteful number, since it uses less digits than its factorization.

1377453772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344363447 (or 344363445 counting only the distinct ones).

The product of its digits is 864360, while the sum is 46.

The square root of 1377453772 is about 37114.0643422409. The cubic root of 1377453772 is about 1112.6511237197.

The spelling of 1377453772 in words is "one billion, three hundred seventy-seven million, four hundred fifty-three thousand, seven hundred seventy-two".