1314411721 has 12 divisors (see below), whose sum is σ = 1529884560. Its totient is φ = 1125993960.

The previous prime is 1314411701. The next prime is 1314411727. The reversal of 1314411721 is 1271144131.

It is not a de Polignac number, because 1314411721 - 2¹⁹ = 1313887433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1314411727) 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, 91870 + ... + 105208.

It is an arithmetic number, because the mean of its divisors is an integer number (127490380).

Almost surely, 2^1314411721 is an apocalyptic number.

It is an amenable number.

1314411721 is a deficient number, since it is larger than the sum of its proper divisors (215472839).

1314411721 is a wasteful number, since it uses less digits than its factorization.

1314411721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15364 (or 15357 counting only the distinct ones).

The product of its digits is 672, while the sum is 25.

The square root of 1314411721 is about 36254.8165213948. The cubic root of 1314411721 is about 1095.4111092290.

Adding to 1314411721 its reverse (1271144131), we get a palindrome (2585555852).

The spelling of 1314411721 in words is "one billion, three hundred fourteen million, four hundred eleven thousand, seven hundred twenty-one".