361404111 has 8 divisors (see below), whose sum is σ = 507233920. Its totient is φ = 228255192.

The previous prime is 361404091. The next prime is 361404143. The reversal of 361404111 is 111404163.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 361404111 - 2⁵ = 361404079 is a prime.

It is a super-2 number, since 2×361404111² = 261225862895400642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361404151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3170155 + ... + 3170268.

It is an arithmetic number, because the mean of its divisors is an integer number (63404240).

Almost surely, 2^361404111 is an apocalyptic number.

361404111 is a deficient number, since it is larger than the sum of its proper divisors (145829809).

361404111 is a wasteful number, since it uses less digits than its factorization.

361404111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340445.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 361404111 is about 19010.6315255438. The cubic root of 361404111 is about 712.3023264498.

Adding to 361404111 its reverse (111404163), we get a palindrome (472808274).

The spelling of 361404111 in words is "three hundred sixty-one million, four hundred four thousand, one hundred eleven".