1377845029 has 12 divisors (see below), whose sum is σ = 1520115520. Its totient is φ = 1247934600.

The previous prime is 1377845009. The next prime is 1377845033. The reversal of 1377845029 is 9205487731.

It is not a de Polignac number, because 1377845029 - 2⁷ = 1377844901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1377845029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1377845009) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11782 + ... + 53800.

Almost surely, 2^1377845029 is an apocalyptic number.

It is an amenable number.

1377845029 is a deficient number, since it is larger than the sum of its proper divisors (142270491).

1377845029 is a wasteful number, since it uses less digits than its factorization.

1377845029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42312 (or 42301 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 1377845029 is about 37119.3349751851. The cubic root of 1377845029 is about 1112.7564609097.

The spelling of 1377845029 in words is "one billion, three hundred seventy-seven million, eight hundred forty-five thousand, twenty-nine".