1377131734 has 12 divisors (see below), whose sum is σ = 2270560572. Its totient is φ = 625968860.

The previous prime is 1377131711. The next prime is 1377131741. The reversal of 1377131734 is 4371317731.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1377131693 and 1377131702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2845072 + ... + 2845555.

It is an arithmetic number, because the mean of its divisors is an integer number (189213381).

Almost surely, 2^1377131734 is an apocalyptic number.

1377131734 is a deficient number, since it is larger than the sum of its proper divisors (893428838).

1377131734 is a wasteful number, since it uses less digits than its factorization.

1377131734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5690651 (or 5690640 counting only the distinct ones).

The product of its digits is 37044, while the sum is 37.

The square root of 1377131734 is about 37109.7255985543. The cubic root of 1377131734 is about 1112.5644072293.

The spelling of 1377131734 in words is "one billion, three hundred seventy-seven million, one hundred thirty-one thousand, seven hundred thirty-four".