1016142725 has 24 divisors (see below), whose sum is σ = 1364600160. Its totient is φ = 746147520.

The previous prime is 1016142713. The next prime is 1016142739. The reversal of 1016142725 is 5272416101.

It is not a de Polignac number, because 1016142725 - 2⁴ = 1016142709 is a prime.

It is a congruent number.

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, 49442 + ... + 66908.

It is an arithmetic number, because the mean of its divisors is an integer number (56858340).

Almost surely, 2^1016142725 is an apocalyptic number.

It is an amenable number.

1016142725 is a deficient number, since it is larger than the sum of its proper divisors (348457435).

1016142725 is a wasteful number, since it uses less digits than its factorization.

1016142725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17669 (or 17664 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1016142725 is about 31876.9936631421. The cubic root of 1016142725 is about 1005.3522110633.

Adding to 1016142725 its reverse (5272416101), we get a palindrome (6288558826).

The spelling of 1016142725 in words is "one billion, sixteen million, one hundred forty-two thousand, seven hundred twenty-five".