1402041425 has 12 divisors (see below), whose sum is σ = 1840798476. Its totient is φ = 1055654400.

The previous prime is 1402041419. The next prime is 1402041449. The reversal of 1402041425 is 5241402041.

It can be written as a sum of positive squares in 6 ways, for example, as 75916369 + 1326125056 = 8713^2 + 36416^2 .

It is not a de Polignac number, because 1402041425 - 2⁸ = 1402041169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1402041425.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1649036 + ... + 1649885.

It is an arithmetic number, because the mean of its divisors is an integer number (153399873).

Almost surely, 2^1402041425 is an apocalyptic number.

It is an amenable number.

1402041425 is a deficient number, since it is larger than the sum of its proper divisors (438757051).

1402041425 is a wasteful number, since it uses less digits than its factorization.

1402041425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3298948 (or 3298943 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 1402041425 is about 37443.8436194790. The cubic root of 1402041425 is about 1119.2324207628.

Adding to 1402041425 its reverse (5241402041), we get a palindrome (6643443466).

The spelling of 1402041425 in words is "one billion, four hundred two million, forty-one thousand, four hundred twenty-five".