1063620723 has 16 divisors (see below), whose sum is σ = 1547913600. Its totient is φ = 644273280.

The previous prime is 1063620721. The next prime is 1063620737. The reversal of 1063620723 is 3270263601.

It is not a de Polignac number, because 1063620723 - 2¹ = 1063620721 is a prime.

It is a super-2 number, since 2×1063620723² = 2262578084790085458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1063620721) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 62688 + ... + 77826.

It is an arithmetic number, because the mean of its divisors is an integer number (96744600).

Almost surely, 2^1063620723 is an apocalyptic number.

1063620723 is a deficient number, since it is larger than the sum of its proper divisors (484292877).

1063620723 is a wasteful number, since it uses less digits than its factorization.

1063620723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17282.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 1063620723 is about 32613.1986011799. The cubic root of 1063620723 is about 1020.7724262507.

The spelling of 1063620723 in words is "one billion, sixty-three million, six hundred twenty thousand, seven hundred twenty-three".