102442534453 has 8 divisors (see below), whose sum is σ = 117079601472. Its totient is φ = 87806072256.

The previous prime is 102442534433. The next prime is 102442534501. The reversal of 102442534453 is 354435244201.

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

It is not a de Polignac number, because 102442534453 - 2⁵ = 102442534421 is a prime.

It is a super-3 number, since 3×102442534453³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102442534433) 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, 302526 + ... + 544432.

It is an arithmetic number, because the mean of its divisors is an integer number (14634950184).

Almost surely, 2^102442534453 is an apocalyptic number.

It is an amenable number.

102442534453 is a deficient number, since it is larger than the sum of its proper divisors (14637067019).

102442534453 is an equidigital number, since it uses as much as digits as its factorization.

102442534453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302411.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 102442534453 its reverse (354435244201), we get a palindrome (456877778654).

The spelling of 102442534453 in words is "one hundred two billion, four hundred forty-two million, five hundred thirty-four thousand, four hundred fifty-three".