1612672539 has 4 divisors (see below), whose sum is σ = 2150230056. Its totient is φ = 1075115024.

The previous prime is 1612672517. The next prime is 1612672541. The reversal of 1612672539 is 9352762161.

1612672539 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1612672539 - 2²⁷ = 1478454811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1612672539.

It is not an unprimeable number, because it can be changed into a prime (1612672739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268778754 + ... + 268778759.

It is an arithmetic number, because the mean of its divisors is an integer number (537557514).

Almost surely, 2^1612672539 is an apocalyptic number.

1612672539 is a deficient number, since it is larger than the sum of its proper divisors (537557517).

1612672539 is an equidigital number, since it uses as much as digits as its factorization.

1612672539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537557516.

The product of its digits is 136080, while the sum is 42.

The square root of 1612672539 is about 40158.0943148452. The cubic root of 1612672539 is about 1172.6868726505.

The spelling of 1612672539 in words is "one billion, six hundred twelve million, six hundred seventy-two thousand, five hundred thirty-nine".