1723113045 has 24 divisors (see below), whose sum is σ = 2991396096. Its totient is φ = 917557728.

The previous prime is 1723113037. The next prime is 1723113079. The reversal of 1723113045 is 5403113271.

It is not a de Polignac number, because 1723113045 - 2³ = 1723113037 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 477 + ... + 58706.

It is an arithmetic number, because the mean of its divisors is an integer number (124641504).

Almost surely, 2^1723113045 is an apocalyptic number.

1723113045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1723113045 is a deficient number, since it is larger than the sum of its proper divisors (1268283051).

1723113045 is a wasteful number, since it uses less digits than its factorization.

1723113045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59841 (or 59838 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 1723113045 is about 41510.3968301918. The cubic root of 1723113045 is about 1198.8676923188.

It can be divided in two parts, 17231 and 13045, that added together give a square (30276 = 174²).

The spelling of 1723113045 in words is "one billion, seven hundred twenty-three million, one hundred thirteen thousand, forty-five".