1258428004 has 6 divisors (see below), whose sum is σ = 2202249014. Its totient is φ = 629214000.

The previous prime is 1258427993. The next prime is 1258428019. The reversal of 1258428004 is 4008248521.

It can be written as a sum of positive squares in only one way, i.e., 970447104 + 287980900 = 31152^2 + 16970^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157303497 + ... + 157303504.

Almost surely, 2^1258428004 is an apocalyptic number.

It is an amenable number.

1258428004 is a deficient number, since it is larger than the sum of its proper divisors (943821010).

1258428004 is a wasteful number, since it uses less digits than its factorization.

1258428004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314607005 (or 314607003 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 34.

The square root of 1258428004 is about 35474.3288026708. The cubic root of 1258428004 is about 1079.6329353862.

The spelling of 1258428004 in words is "one billion, two hundred fifty-eight million, four hundred twenty-eight thousand, four".