1377533012 has 24 divisors (see below), whose sum is σ = 2437701000. Its totient is φ = 681088896.

The previous prime is 1377533009. The next prime is 1377533023. The reversal of 1377533012 is 2103357731.

It can be written as a sum of positive squares in 4 ways, for example, as 249513616 + 1128019396 = 15796^2 + 33586^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1377533012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131438 + ... + 141530.

It is an arithmetic number, because the mean of its divisors is an integer number (101570875).

Almost surely, 2^1377533012 is an apocalyptic number.

It is an amenable number.

1377533012 is a deficient number, since it is larger than the sum of its proper divisors (1060167988).

1377533012 is a wasteful number, since it uses less digits than its factorization.

1377533012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10475 (or 10473 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 32.

The square root of 1377533012 is about 37115.1318467280. The cubic root of 1377533012 is about 1112.6724589267.

The spelling of 1377533012 in words is "one billion, three hundred seventy-seven million, five hundred thirty-three thousand, twelve".