1425255515 has 8 divisors (see below), whose sum is σ = 1726291440. Its totient is φ = 1129547872.

The previous prime is 1425255487. The next prime is 1425255527. The reversal of 1425255515 is 5155525241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1425255515 - 2⁸ = 1425255259 is a prime.

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, 1331480 + ... + 1332549.

It is an arithmetic number, because the mean of its divisors is an integer number (215786430).

Almost surely, 2^1425255515 is an apocalyptic number.

1425255515 is a deficient number, since it is larger than the sum of its proper divisors (301035925).

1425255515 is a wasteful number, since it uses less digits than its factorization.

1425255515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2664141.

The product of its digits is 50000, while the sum is 35.

The square root of 1425255515 is about 37752.5564035073. The cubic root of 1425255515 is about 1125.3758125507.

The spelling of 1425255515 in words is "one billion, four hundred twenty-five million, two hundred fifty-five thousand, five hundred fifteen".