126735157253 has 4 divisors (see below), whose sum is σ = 126750000768. Its totient is φ = 126720313740.

The previous prime is 126735157243. The next prime is 126735157291. The reversal of 126735157253 is 352751537621.

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-126735157253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126735157198 and 126735157207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126735157223) 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, 7408943 + ... + 7426028.

It is an arithmetic number, because the mean of its divisors is an integer number (31687500192).

Almost surely, 2^126735157253 is an apocalyptic number.

It is an amenable number.

126735157253 is a deficient number, since it is larger than the sum of its proper divisors (14843515).

126735157253 is an equidigital number, since it uses as much as digits as its factorization.

126735157253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14843514.

The product of its digits is 1323000, while the sum is 47.

The spelling of 126735157253 in words is "one hundred twenty-six billion, seven hundred thirty-five million, one hundred fifty-seven thousand, two hundred fifty-three".