1375742677 has 8 divisors (see below), whose sum is σ = 1462644864. Its totient is φ = 1291097808.

The previous prime is 1375742651. The next prime is 1375742681. The reversal of 1375742677 is 7762475731.

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

It is a de Polignac number, because none of the positive numbers 2^k-1375742677 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1375742677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375745677) 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 in 7 ways as a sum of consecutive naturals, for example, 563073 + ... + 565510.

It is an arithmetic number, because the mean of its divisors is an integer number (182830608).

Almost surely, 2^1375742677 is an apocalyptic number.

It is an amenable number.

1375742677 is a deficient number, since it is larger than the sum of its proper divisors (86902187).

1375742677 is a wasteful number, since it uses less digits than its factorization.

1375742677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128659.

The product of its digits is 1728720, while the sum is 49.

The square root of 1375742677 is about 37091.0053382218. The cubic root of 1375742677 is about 1112.1902151724.

The spelling of 1375742677 in words is "one billion, three hundred seventy-five million, seven hundred forty-two thousand, six hundred seventy-seven".