1490573139 has 8 divisors (see below), whose sum is σ = 2168106432. Its totient is φ = 903377640.

The previous prime is 1490573111. The next prime is 1490573153. The reversal of 1490573139 is 9313750941.

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

It is not a de Polignac number, because 1490573139 - 2⁷ = 1490573011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1490573139.

It is not an unprimeable number, because it can be changed into a prime (1490573339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22584409 + ... + 22584474.

It is an arithmetic number, because the mean of its divisors is an integer number (271013304).

Almost surely, 2^1490573139 is an apocalyptic number.

1490573139 is a deficient number, since it is larger than the sum of its proper divisors (677533293).

1490573139 is a wasteful number, since it uses less digits than its factorization.

1490573139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45168897.

The product of its (nonzero) digits is 102060, while the sum is 42.

The square root of 1490573139 is about 38607.9413981113. The cubic root of 1490573139 is about 1142.3111876532.

The spelling of 1490573139 in words is "one billion, four hundred ninety million, five hundred seventy-three thousand, one hundred thirty-nine".