1612400573 has 4 divisors (see below), whose sum is σ = 1842743520. Its totient is φ = 1382057628.

The previous prime is 1612400561. The next prime is 1612400593. The reversal of 1612400573 is 3750042161.

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 not a de Polignac number, because 1612400573 - 2¹² = 1612396477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612400593) 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, 115171463 + ... + 115171476.

It is an arithmetic number, because the mean of its divisors is an integer number (460685880).

Almost surely, 2^1612400573 is an apocalyptic number.

It is an amenable number.

1612400573 is a deficient number, since it is larger than the sum of its proper divisors (230342947).

1612400573 is an equidigital number, since it uses as much as digits as its factorization.

1612400573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230342946.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1612400573 is about 40154.7079805096. The cubic root of 1612400573 is about 1172.6209471178.

The spelling of 1612400573 in words is "one billion, six hundred twelve million, four hundred thousand, five hundred seventy-three".