245154233101 has 4 divisors (see below), whose sum is σ = 245156815900. Its totient is φ = 245151650304.

The previous prime is 245154233081. The next prime is 245154233117. The reversal of 245154233101 is 101332451542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 104904732100 + 140249501001 = 323890^2 + 374499^2 .

It is a cyclic number.

It is not a de Polignac number, because 245154233101 - 2²⁹ = 244617362189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245154233161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143366 + ... + 1340743.

It is an arithmetic number, because the mean of its divisors is an integer number (61289203975).

Almost surely, 2^245154233101 is an apocalyptic number.

It is an amenable number.

245154233101 is a deficient number, since it is larger than the sum of its proper divisors (2582799).

245154233101 is an equidigital number, since it uses as much as digits as its factorization.

245154233101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2582798.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 245154233101 its reverse (101332451542), we get a palindrome (346486684643).

The spelling of 245154233101 in words is "two hundred forty-five billion, one hundred fifty-four million, two hundred thirty-three thousand, one hundred one".