1023432099 has 8 divisors (see below), whose sum is σ = 1401456720. Its totient is φ = 663847776.

The previous prime is 1023432061. The next prime is 1023432107. The reversal of 1023432099 is 9902343201.

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

It is not a de Polignac number, because 1023432099 - 2²¹ = 1021334947 is a prime.

It is a super-2 number, since 2×1023432099² = 2094826522527091602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1023432019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4609944 + ... + 4610165.

It is an arithmetic number, because the mean of its divisors is an integer number (175182090).

Almost surely, 2^1023432099 is an apocalyptic number.

1023432099 is a deficient number, since it is larger than the sum of its proper divisors (378024621).

1023432099 is an equidigital number, since it uses as much as digits as its factorization.

1023432099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9220149.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 1023432099 is about 31991.1253162498. The cubic root of 1023432099 is about 1007.7504746199.

The spelling of 1023432099 in words is "one billion, twenty-three million, four hundred thirty-two thousand, ninety-nine".