1254039130 has 16 divisors (see below), whose sum is σ = 2272422600. Its totient is φ = 498248512.

The previous prime is 1254039107. The next prime is 1254039151. The reversal of 1254039130 is 319304521.

It can be written as a sum of positive squares in 4 ways, for example, as 1085636601 + 168402529 = 32949^2 + 12977^2 .

It is a super-2 number, since 2×1254039130² = 3145228279142313800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419329 + ... + 422308.

Almost surely, 2^1254039130 is an apocalyptic number.

1254039130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1254039130 is a deficient number, since it is larger than the sum of its proper divisors (1018383470).

1254039130 is a wasteful number, since it uses less digits than its factorization.

1254039130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841793.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1254039130 is about 35412.4149134170. The cubic root of 1254039130 is about 1078.3763697624.

The spelling of 1254039130 in words is "one billion, two hundred fifty-four million, thirty-nine thousand, one hundred thirty".