1303400311345 has 8 divisors (see below), whose sum is σ = 1706269498560. Its totient is φ = 947927499120.

The previous prime is 1303400311337. The next prime is 1303400311373. The reversal of 1303400311345 is 5431130043031.

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

It is not a de Polignac number, because 1303400311345 - 2³ = 1303400311337 is a prime.

It is a super-2 number, since 2×1303400311345² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11849093685 + ... + 11849093794.

It is an arithmetic number, because the mean of its divisors is an integer number (213283687320).

Almost surely, 2^{1303400311345} is an apocalyptic number.

It is an amenable number.

1303400311345 is a deficient number, since it is larger than the sum of its proper divisors (402869187215).

1303400311345 is a wasteful number, since it uses less digits than its factorization.

1303400311345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23698187495.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 1303400311345 its reverse (5431130043031), we get a palindrome (6734530354376).

The spelling of 1303400311345 in words is "one trillion, three hundred three billion, four hundred million, three hundred eleven thousand, three hundred forty-five".