123035002153 has 4 divisors (see below), whose sum is σ = 140611431040. Its totient is φ = 105458573268.

The previous prime is 123035002087. The next prime is 123035002159. The reversal of 123035002153 is 351200530321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123035002153 is a prime.

It is a super-2 number, since 2×123035002153² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123035002159) 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, 8788214433 + ... + 8788214446.

It is an arithmetic number, because the mean of its divisors is an integer number (35152857760).

Almost surely, 2^123035002153 is an apocalyptic number.

It is an amenable number.

123035002153 is a deficient number, since it is larger than the sum of its proper divisors (17576428887).

123035002153 is an equidigital number, since it uses as much as digits as its factorization.

123035002153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17576428886.

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 123035002153 its reverse (351200530321), we get a palindrome (474235532474).

The spelling of 123035002153 in words is "one hundred twenty-three billion, thirty-five million, two thousand, one hundred fifty-three".