1623551041 has 8 divisors (see below), whose sum is σ = 1878974720. Its totient is φ = 1373999328.

The previous prime is 1623551023. The next prime is 1623551047. The reversal of 1623551041 is 1401553261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1623551041 - 2⁷ = 1623550913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1623551047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1467396 + ... + 1468501.

It is an arithmetic number, because the mean of its divisors is an integer number (234871840).

Almost surely, 2^1623551041 is an apocalyptic number.

It is an amenable number.

1623551041 is a deficient number, since it is larger than the sum of its proper divisors (255423679).

1623551041 is an equidigital number, since it uses as much as digits as its factorization.

1623551041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2935983.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1623551041 is about 40293.3126089181. The cubic root of 1623551041 is about 1175.3178053278.

It can be divided in two parts, 16235 and 51041, that added together give a palindrome (67276).

The spelling of 1623551041 in words is "one billion, six hundred twenty-three million, five hundred fifty-one thousand, forty-one".