1377135070 has 8 divisors (see below), whose sum is σ = 2478843144. Its totient is φ = 550854024.

The previous prime is 1377135037. The next prime is 1377135091. The reversal of 1377135070 is 705317731.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68856744 + ... + 68856763.

It is an arithmetic number, because the mean of its divisors is an integer number (309855393).

Almost surely, 2^1377135070 is an apocalyptic number.

1377135070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1377135070 is a deficient number, since it is larger than the sum of its proper divisors (1101708074).

1377135070 is a wasteful number, since it uses less digits than its factorization.

1377135070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137713514.

The product of its (nonzero) digits is 15435, while the sum is 34.

The square root of 1377135070 is about 37109.7705463130. The cubic root of 1377135070 is about 1112.5653055970.

It can be divided in two parts, 13771 and 35070, that added together give a square (48841 = 221²).

The spelling of 1377135070 in words is "one billion, three hundred seventy-seven million, one hundred thirty-five thousand, seventy".