1401362625 has 64 divisors (see below), whose sum is σ = 2523096576. Its totient is φ = 686649600.

The previous prime is 1401362617. The next prime is 1401362639. The reversal of 1401362625 is 5262631041.

It is not a de Polignac number, because 1401362625 - 2³ = 1401362617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401362592 and 1401362601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1281579 + ... + 1282671.

It is an arithmetic number, because the mean of its divisors is an integer number (39423384).

Almost surely, 2^1401362625 is an apocalyptic number.

1401362625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1401362625 is a deficient number, since it is larger than the sum of its proper divisors (1121733951).

1401362625 is a wasteful number, since it uses less digits than its factorization.

1401362625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387 (or 1377 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1401362625 is about 37434.7782816995. The cubic root of 1401362625 is about 1119.0517657085.

Adding to 1401362625 its reverse (5262631041), we get a palindrome (6663993666).

The spelling of 1401362625 in words is "one billion, four hundred one million, three hundred sixty-two thousand, six hundred twenty-five".