1612025042 has 4 divisors (see below), whose sum is σ = 2418037566. Its totient is φ = 806012520.

The previous prime is 1612025029. The next prime is 1612025069. The reversal of 1612025042 is 2405202161.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1273133761 + 338891281 = 35681^2 + 18409^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1612024999 and 1612025017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403006259 + ... + 403006262.

Almost surely, 2^1612025042 is an apocalyptic number.

1612025042 is a deficient number, since it is larger than the sum of its proper divisors (806012524).

1612025042 is an equidigital number, since it uses as much as digits as its factorization.

1612025042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806012523.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1612025042 is about 40150.0316562764. The cubic root of 1612025042 is about 1172.5299048720.

The spelling of 1612025042 in words is "one billion, six hundred twelve million, twenty-five thousand, forty-two".