1254039093 has 6 divisors (see below), whose sum is σ = 1811389814. Its totient is φ = 836026056.

The previous prime is 1254039089. The next prime is 1254039107. The reversal of 1254039093 is 3909304521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 957407364 + 296631729 = 30942^2 + 17223^2 .

It is not a de Polignac number, because 1254039093 - 2² = 1254039089 is a prime.

It is a super-2 number, since 2×1254039093² = 3145228093544525298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254039013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69668830 + ... + 69668847.

Almost surely, 2^1254039093 is an apocalyptic number.

It is an amenable number.

1254039093 is a deficient number, since it is larger than the sum of its proper divisors (557350721).

1254039093 is a wasteful number, since it uses less digits than its factorization.

1254039093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139337683 (or 139337680 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 36.

The square root of 1254039093 is about 35412.4143910014. The cubic root of 1254039093 is about 1078.3763591567.

The spelling of 1254039093 in words is "one billion, two hundred fifty-four million, thirty-nine thousand, ninety-three".