1254331404 has 72 divisors (see below), whose sum is σ = 3329944800. Its totient is φ = 397343232.

The previous prime is 1254331399. The next prime is 1254331523. The reversal of 1254331404 is 4041334521.

It is a happy number.

1254331404 is a `hidden beast` number, since 1 + 254 + 3 + 3 + 1 + 404 = 666.

It is a super-2 number, since 2×1254331404² = 3146694542121222432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125172 + ... + 134820.

Almost surely, 2^1254331404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1254331404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1664972400).

1254331404 is an abundant number, since it is smaller than the sum of its proper divisors (2075613396).

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

1254331404 is a wasteful number, since it uses less digits than its factorization.

1254331404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9839 (or 9834 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1254331404 is about 35416.5413895824. The cubic root of 1254331404 is about 1078.4601409103.

Adding to 1254331404 its reverse (4041334521), we get a palindrome (5295665925).

The spelling of 1254331404 in words is "one billion, two hundred fifty-four million, three hundred thirty-one thousand, four hundred four".