1255706498 has 6 divisors (see below), whose sum is σ = 1883634921. Its totient is φ = 627828192.

The previous prime is 1255706489. The next prime is 1255706509. The reversal of 1255706498 is 8946075521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1153757089 + 101949409 = 33967^2 + 10097^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=25057.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 37586 + ... + 62642.

Almost surely, 2^1255706498 is an apocalyptic number.

1255706498 is a deficient number, since it is larger than the sum of its proper divisors (627928423).

1255706498 is an frugal number, since it uses more digits than its factorization.

1255706498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50116 (or 25059 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 47.

The square root of 1255706498 is about 35435.9492323826. The cubic root of 1255706498 is about 1078.8540938093.

The spelling of 1255706498 in words is "one billion, two hundred fifty-five million, seven hundred six thousand, four hundred ninety-eight".