1351364865 has 16 divisors (see below), whose sum is σ = 2231932416. Its totient is φ = 697478400.

The previous prime is 1351364863. The next prime is 1351364869. The reversal of 1351364865 is 5684631531.

It is not a de Polignac number, because 1351364865 - 2¹ = 1351364863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1351364863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452616 + ... + 1453545.

It is an arithmetic number, because the mean of its divisors is an integer number (139495776).

Almost surely, 2^1351364865 is an apocalyptic number.

1351364865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1351364865 is a deficient number, since it is larger than the sum of its proper divisors (880567551).

1351364865 is a wasteful number, since it uses less digits than its factorization.

1351364865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906200.

The product of its digits is 259200, while the sum is 42.

The square root of 1351364865 is about 36760.9149097244. The cubic root of 1351364865 is about 1105.5817838202.

The spelling of 1351364865 in words is "one billion, three hundred fifty-one million, three hundred sixty-four thousand, eight hundred sixty-five".