361617601 has 4 divisors (see below), whose sum is σ = 362064304. Its totient is φ = 361170900.

The previous prime is 361617593. The next prime is 361617611. The reversal of 361617601 is 106716163.

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 not a de Polignac number, because 361617601 - 2³ = 361617593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (361617611) 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, 222135 + ... + 223756.

It is an arithmetic number, because the mean of its divisors is an integer number (90516076).

Almost surely, 2^361617601 is an apocalyptic number.

It is an amenable number.

361617601 is a deficient number, since it is larger than the sum of its proper divisors (446703).

361617601 is an equidigital number, since it uses as much as digits as its factorization.

361617601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446702.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 361617601 is about 19016.2457125480. The cubic root of 361617601 is about 712.4425568135.

The spelling of 361617601 in words is "three hundred sixty-one million, six hundred seventeen thousand, six hundred one".