1340928711 has 6 divisors (see below), whose sum is σ = 1936897040. Its totient is φ = 893952468.

The previous prime is 1340928697. The next prime is 1340928731. The reversal of 1340928711 is 1178290431.

It is a happy number.

It is not a de Polignac number, because 1340928711 - 2⁶ = 1340928647 is a prime.

It is a super-3 number, since 3×1340928711³ (a number of 28 digits) contains 333 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 (1340928731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 74496031 + ... + 74496048.

Almost surely, 2^1340928711 is an apocalyptic number.

1340928711 is a deficient number, since it is larger than the sum of its proper divisors (595968329).

1340928711 is a wasteful number, since it uses less digits than its factorization.

1340928711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148992085 (or 148992082 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 1340928711 is about 36618.6934638580. The cubic root of 1340928711 is about 1102.7284090294.

The spelling of 1340928711 in words is "one billion, three hundred forty million, nine hundred twenty-eight thousand, seven hundred eleven".