1055306723 has 8 divisors (see below), whose sum is σ = 1139162400. Its totient is φ = 974615488.

The previous prime is 1055306719. The next prime is 1055306729. The reversal of 1055306723 is 3276035501.

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 1055306723 - 2² = 1055306719 is a prime.

It is a super-2 number, since 2×1055306723² = 2227344559217997458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055306723.

It is not an unprimeable number, because it can be changed into a prime (1055306729) 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, 790418 + ... + 791751.

It is an arithmetic number, because the mean of its divisors is an integer number (142395300).

Almost surely, 2^1055306723 is an apocalyptic number.

1055306723 is a deficient number, since it is larger than the sum of its proper divisors (83855677).

1055306723 is a wasteful number, since it uses less digits than its factorization.

1055306723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582221.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 1055306723 is about 32485.4848047555. The cubic root of 1055306723 is about 1018.1057767096.

The spelling of 1055306723 in words is "one billion, fifty-five million, three hundred six thousand, seven hundred twenty-three".