23403401033 has 8 divisors (see below), whose sum is σ = 24817572360. Its totient is φ = 21993396480.

The previous prime is 23403401029. The next prime is 23403401059. The reversal of 23403401033 is 33010430432.

It can be written as a sum of positive squares in 4 ways, for example, as 8020456249 + 15382944784 = 89557^2 + 124028^2 .

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 23403401033 - 2² = 23403401029 is a prime.

It is a super-2 number, since 2×23403401033² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23403401023) 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, 1030118 + ... + 1052591.

It is an arithmetic number, because the mean of its divisors is an integer number (3102196545).

Almost surely, 2^23403401033 is an apocalyptic number.

It is an amenable number.

23403401033 is a deficient number, since it is larger than the sum of its proper divisors (1414171327).

23403401033 is a wasteful number, since it uses less digits than its factorization.

23403401033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083387.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 23403401033 its reverse (33010430432), we get a palindrome (56413831465).

The spelling of 23403401033 in words is "twenty-three billion, four hundred three million, four hundred one thousand, thirty-three".