1612235049 has 4 divisors (see below), whose sum is σ = 2149646736. Its totient is φ = 1074823364.

The previous prime is 1612235047. The next prime is 1612235057. The reversal of 1612235049 is 9405322161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1612235049 - 2¹ = 1612235047 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1612235047) 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, 268705839 + ... + 268705844.

It is an arithmetic number, because the mean of its divisors is an integer number (537411684).

Almost surely, 2^1612235049 is an apocalyptic number.

It is an amenable number.

1612235049 is a deficient number, since it is larger than the sum of its proper divisors (537411687).

1612235049 is an equidigital number, since it uses as much as digits as its factorization.

1612235049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537411686.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1612235049 is about 40152.6468492427. The cubic root of 1612235049 is about 1172.5808198784.

The spelling of 1612235049 in words is "one billion, six hundred twelve million, two hundred thirty-five thousand, forty-nine".