1476091138 has 12 divisors (see below), whose sum is σ = 2228965830. Its totient is φ = 733135200.

The previous prime is 1476091129. The next prime is 1476091139. The reversal of 1476091138 is 8311906741.

It can be written as a sum of positive squares in only one way, i.e., 1459469209 + 16621929 = 38203^2 + 4077^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1476091138.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1476091139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29418 + ... + 61786.

Almost surely, 2^1476091138 is an apocalyptic number.

1476091138 is a deficient number, since it is larger than the sum of its proper divisors (752874692).

1476091138 is an equidigital number, since it uses as much as digits as its factorization.

1476091138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32673 (or 32522 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 1476091138 is about 38419.9315199806. The cubic root of 1476091138 is about 1138.5996805392.

Adding to 1476091138 its reverse (8311906741), we get a palindrome (9787997879).

The spelling of 1476091138 in words is "one billion, four hundred seventy-six million, ninety-one thousand, one hundred thirty-eight".