1425597945 has 16 divisors (see below), whose sum is σ = 2281938432. Its totient is φ = 759991680.

The previous prime is 1425597919. The next prime is 1425597959. The reversal of 1425597945 is 5497955241.

It is not a de Polignac number, because 1425597945 - 2¹⁵ = 1425565177 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17880 + ... + 56310.

It is an arithmetic number, because the mean of its divisors is an integer number (142621152).

Almost surely, 2^1425597945 is an apocalyptic number.

1425597945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1425597945 is a deficient number, since it is larger than the sum of its proper divisors (856340487).

1425597945 is a wasteful number, since it uses less digits than its factorization.

1425597945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40912.

The product of its digits is 2268000, while the sum is 51.

The square root of 1425597945 is about 37757.0913207042. The cubic root of 1425597945 is about 1125.4659324339.

The spelling of 1425597945 in words is "one billion, four hundred twenty-five million, five hundred ninety-seven thousand, nine hundred forty-five".