1377361158 has 16 divisors (see below), whose sum is σ = 2767780416. Its totient is φ = 456944040.

The previous prime is 1377361133. The next prime is 1377361189. The reversal of 1377361158 is 8511637731.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 542716 + ... + 545247.

It is an arithmetic number, because the mean of its divisors is an integer number (172986276).

Almost surely, 2^1377361158 is an apocalyptic number.

1377361158 is an abundant number, since it is smaller than the sum of its proper divisors (1390419258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1377361158 is a wasteful number, since it uses less digits than its factorization.

1377361158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088179.

The product of its digits is 105840, while the sum is 42.

The square root of 1377361158 is about 37112.8166271438. The cubic root of 1377361158 is about 1112.6261865535.

Adding to 1377361158 its reverse (8511637731), we get a palindrome (9888998889).

The spelling of 1377361158 in words is "one billion, three hundred seventy-seven million, three hundred sixty-one thousand, one hundred fifty-eight".