718411121 has 8 divisors (see below), whose sum is σ = 738097920. Its totient is φ = 698907808.

The previous prime is 718411097. The next prime is 718411123. The reversal of 718411121 is 121114817.

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

It is a cyclic number.

It is not a de Polignac number, because 718411121 - 2¹⁴ = 718394737 is a prime.

It is a super-2 number, since 2×718411121² = 1032229077552953282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (718411123) 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, 37916 + ... + 53613.

It is an arithmetic number, because the mean of its divisors is an integer number (92262240).

Almost surely, 2^718411121 is an apocalyptic number.

It is an amenable number.

718411121 is a deficient number, since it is larger than the sum of its proper divisors (19686799).

718411121 is a wasteful number, since it uses less digits than its factorization.

718411121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91743.

The product of its digits is 448, while the sum is 26.

The square root of 718411121 is about 26803.1923658358. The cubic root of 718411121 is about 895.6211665299.

Adding to 718411121 its reverse (121114817), we get a palindrome (839525938).

The spelling of 718411121 in words is "seven hundred eighteen million, four hundred eleven thousand, one hundred twenty-one".