361265401 has 4 divisors (see below), whose sum is σ = 412874752. Its totient is φ = 309656052.

The previous prime is 361265389. The next prime is 361265417. The reversal of 361265401 is 104562163.

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 361265401 - 2⁵ = 361265369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 361265401.

It is not an unprimeable number, because it can be changed into a prime (361265431) 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, 25804665 + ... + 25804678.

It is an arithmetic number, because the mean of its divisors is an integer number (103218688).

Almost surely, 2^361265401 is an apocalyptic number.

It is an amenable number.

361265401 is a deficient number, since it is larger than the sum of its proper divisors (51609351).

361265401 is an equidigital number, since it uses as much as digits as its factorization.

361265401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51609350.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 361265401 is about 19006.9829536410. The cubic root of 361265401 is about 712.2111855395.

The spelling of 361265401 in words is "three hundred sixty-one million, two hundred sixty-five thousand, four hundred one".