1542601025 has 24 divisors (see below), whose sum is σ = 2216893824. Its totient is φ = 1042876800.

The previous prime is 1542600979. The next prime is 1542601043. The reversal of 1542601025 is 5201062451.

It is not a de Polignac number, because 1542601025 - 2¹⁰ = 1542600001 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1542600985 and 1542601003.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49652 + ... + 74501.

It is an arithmetic number, because the mean of its divisors is an integer number (92370576).

Almost surely, 2^1542601025 is an apocalyptic number.

It is an amenable number.

1542601025 is a deficient number, since it is larger than the sum of its proper divisors (674292799).

1542601025 is a wasteful number, since it uses less digits than its factorization.

1542601025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124241 (or 124236 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1542601025 is about 39275.9598864242. The cubic root of 1542601025 is about 1155.4501284573.

Adding to 1542601025 its reverse (5201062451), we get a palindrome (6743663476).

The spelling of 1542601025 in words is "one billion, five hundred forty-two million, six hundred one thousand, twenty-five".