1403254425 has 24 divisors (see below), whose sum is σ = 2326663584. Its totient is φ = 746268160.

The previous prime is 1403254423. The next prime is 1403254439. The reversal of 1403254425 is 5244523041.

It is not a de Polignac number, because 1403254425 - 2¹ = 1403254423 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1403254392 and 1403254401.

It is not an unprimeable number, because it can be changed into a prime (1403254423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27 + ... + 52976.

It is an arithmetic number, because the mean of its divisors is an integer number (96944316).

Almost surely, 2^1403254425 is an apocalyptic number.

1403254425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1403254425 is a deficient number, since it is larger than the sum of its proper divisors (923409159).

1403254425 is a wasteful number, since it uses less digits than its factorization.

1403254425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53369 (or 53364 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 1403254425 is about 37460.0377068684. The cubic root of 1403254425 is about 1119.5551020486. Note that the first 3 decimals are identical.

Adding to 1403254425 its reverse (5244523041), we get a palindrome (6647777466).

The spelling of 1403254425 in words is "one billion, four hundred three million, two hundred fifty-four thousand, four hundred twenty-five".