1235116601 has 12 divisors (see below), whose sum is σ = 1286117712. Its totient is φ = 1186029000.

The previous prime is 1235116591. The next prime is 1235116613. The reversal of 1235116601 is 1066115321.

It is not a de Polignac number, because 1235116601 - 2³⁰ = 161374777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1235116621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120986 + ... + 130796.

It is an arithmetic number, because the mean of its divisors is an integer number (107176476).

Almost surely, 2^1235116601 is an apocalyptic number.

It is an amenable number.

1235116601 is a deficient number, since it is larger than the sum of its proper divisors (51001111).

1235116601 is an equidigital number, since it uses as much as digits as its factorization.

1235116601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10004 (or 9973 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 1235116601 is about 35144.2257134796. The cubic root of 1235116601 is about 1072.9248884954.

The spelling of 1235116601 in words is "one billion, two hundred thirty-five million, one hundred sixteen thousand, six hundred one".