1503425 has 36 divisors (see below), whose sum is σ = 2374848. Its totient is φ = 924000.

The previous prime is 1503419. The next prime is 1503431. The reversal of 1503425 is 5243051.

It is an interprime number because it is at equal distance from previous prime (1503419) and next prime (1503431).

It is not a de Polignac number, because 1503425 - 2⁸ = 1503169 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1503397 and 1503406.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21140 + ... + 21210.

It is an arithmetic number, because the mean of its divisors is an integer number (65968).

2^1503425 is an apocalyptic number.

It is an amenable number.

1503425 is a deficient number, since it is larger than the sum of its proper divisors (871423).

1503425 is a wasteful number, since it uses less digits than its factorization.

1503425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 1503425 is about 1226.1423245284. The cubic root of 1503425 is about 114.5584835001.

Adding to 1503425 its reverse (5243051), we get a palindrome (6746476).

The spelling of 1503425 in words is "one million, five hundred three thousand, four hundred twenty-five".