1630612041 has 4 divisors (see below), whose sum is σ = 2174149392. Its totient is φ = 1087074692.

The previous prime is 1630612037. The next prime is 1630612043. The reversal of 1630612041 is 1402160361.

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 1630612041 - 2² = 1630612037 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1630612043) 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, 271768671 + ... + 271768676.

It is an arithmetic number, because the mean of its divisors is an integer number (543537348).

Almost surely, 2^1630612041 is an apocalyptic number.

It is an amenable number.

1630612041 is a deficient number, since it is larger than the sum of its proper divisors (543537351).

1630612041 is an equidigital number, since it uses as much as digits as its factorization.

1630612041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543537350.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1630612041 is about 40380.8375470346. The cubic root of 1630612041 is about 1177.0192028267.

The spelling of 1630612041 in words is "one billion, six hundred thirty million, six hundred twelve thousand, forty-one".