1499121404 has 48 divisors (see below), whose sum is σ = 3052637280. Its totient is φ = 636610560.

The previous prime is 1499121401. The next prime is 1499121409. The reversal of 1499121404 is 4041219941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1499121401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95162 + ... + 109790.

It is an arithmetic number, because the mean of its divisors is an integer number (63596610).

Almost surely, 2^1499121404 is an apocalyptic number.

It is an amenable number.

1499121404 is an abundant number, since it is smaller than the sum of its proper divisors (1553515876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1499121404 is a wasteful number, since it uses less digits than its factorization.

1499121404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14798 (or 14796 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 1499121404 is about 38718.4891750698. The cubic root of 1499121404 is about 1144.4907008238.

The spelling of 1499121404 in words is "one billion, four hundred ninety-nine million, one hundred twenty-one thousand, four hundred four".