2025520142 has 4 divisors (see below), whose sum is σ = 3038280216. Its totient is φ = 1012760070.

The previous prime is 2025520111. The next prime is 2025520151. The reversal of 2025520142 is 2410255202.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506380034 + ... + 506380037.

It is an arithmetic number, because the mean of its divisors is an integer number (759570054).

Almost surely, 2^2025520142 is an apocalyptic number.

2025520142 is a deficient number, since it is larger than the sum of its proper divisors (1012760074).

2025520142 is a wasteful number, since it uses less digits than its factorization.

2025520142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012760073.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 2025520142 is about 45005.7789844815. The cubic root of 2025520142 is about 1265.2573108407.

Adding to 2025520142 its reverse (2410255202), we get a palindrome (4435775344).

The spelling of 2025520142 in words is "two billion, twenty-five million, five hundred twenty thousand, one hundred forty-two".