1553042425 has 24 divisors (see below), whose sum is σ = 2211420960. Its totient is φ = 1070035200.

The previous prime is 1553042419. The next prime is 1553042431. The reversal of 1553042425 is 5242403551.

It is an interprime number because it is at equal distance from previous prime (1553042419) and next prime (1553042431).

It is not a de Polignac number, because 1553042425 - 2³ = 1553042417 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 143392 + ... + 153841.

It is an arithmetic number, because the mean of its divisors is an integer number (92142540).

Almost surely, 2^1553042425 is an apocalyptic number.

It is an amenable number.

1553042425 is a deficient number, since it is larger than the sum of its proper divisors (658378535).

1553042425 is a wasteful number, since it uses less digits than its factorization.

1553042425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297273 (or 297268 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 1553042425 is about 39408.6592641770. The cubic root of 1553042425 is about 1158.0512327652.

Adding to 1553042425 its reverse (5242403551), we get a palindrome (6795445976).

The spelling of 1553042425 in words is "one billion, five hundred fifty-three million, forty-two thousand, four hundred twenty-five".