1273425342 has 32 divisors (see below), whose sum is σ = 2945763072. Its totient is φ = 359451264.

The previous prime is 1273425313. The next prime is 1273425389. The reversal of 1273425342 is 2435243721.

It is a super-2 number, since 2×1273425342² = 3243224203295633928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179163 + ... + 186134.

It is an arithmetic number, because the mean of its divisors is an integer number (92055096).

Almost surely, 2^1273425342 is an apocalyptic number.

1273425342 is an abundant number, since it is smaller than the sum of its proper divisors (1672337730).

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

1273425342 is a wasteful number, since it uses less digits than its factorization.

1273425342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365392.

The product of its digits is 40320, while the sum is 33.

The square root of 1273425342 is about 35685.0857081779. The cubic root of 1273425342 is about 1083.9048580277.

The spelling of 1273425342 in words is "one billion, two hundred seventy-three million, four hundred twenty-five thousand, three hundred forty-two".