1425651331 has 16 divisors (see below), whose sum is σ = 1626912000. Its totient is φ = 1237598208.

The previous prime is 1425651319. The next prime is 1425651341. The reversal of 1425651331 is 1331565241.

It is a cyclic number.

It is not a de Polignac number, because 1425651331 - 2⁵ = 1425651299 is a prime.

It is a super-2 number, since 2×1425651331² = 4064963435164143122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1425651293 and 1425651302.

It is not an unprimeable number, because it can be changed into a prime (1425651341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528835 + ... + 531523.

It is an arithmetic number, because the mean of its divisors is an integer number (101682000).

Almost surely, 2^1425651331 is an apocalyptic number.

1425651331 is a deficient number, since it is larger than the sum of its proper divisors (201260669).

1425651331 is a wasteful number, since it uses less digits than its factorization.

1425651331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5118.

The product of its digits is 10800, while the sum is 31.

The square root of 1425651331 is about 37757.7982806201. The cubic root of 1425651331 is about 1125.4799811294.

The spelling of 1425651331 in words is "one billion, four hundred twenty-five million, six hundred fifty-one thousand, three hundred thirty-one".