1190100023 has 16 divisors (see below), whose sum is σ = 1375841280. Its totient is φ = 1008352800.

The previous prime is 1190099993. The next prime is 1190100031. The reversal of 1190100023 is 3200010911.

It is a happy number.

It is not a de Polignac number, because 1190100023 - 2¹² = 1190095927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1190099974 and 1190100010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1190100073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246113 + ... + 250901.

It is an arithmetic number, because the mean of its divisors is an integer number (85990080).

Almost surely, 2^1190100023 is an apocalyptic number.

1190100023 is a deficient number, since it is larger than the sum of its proper divisors (185741257).

1190100023 is a wasteful number, since it uses less digits than its factorization.

1190100023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5198.

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 1190100023 is about 34497.8263518153. The cubic root of 1190100023 is about 1059.7281915516.

Adding to 1190100023 its reverse (3200010911), we get a palindrome (4390110934).

The spelling of 1190100023 in words is "one billion, one hundred ninety million, one hundred thousand, twenty-three".