1345254401340 has 36 divisors (see below), whose sum is σ = 4080605017944. Its totient is φ = 358734506976.

The previous prime is 1345254401261. The next prime is 1345254401347. The reversal of 1345254401340 is 431044525431.

1345254401340 is a `hidden beast` number, since 1 + 34 + 52 + 5 + 440 + 134 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1345254401295 and 1345254401304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345254401347) 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, 3736817602 + ... + 3736817961.

Almost surely, 2^{1345254401340} is an apocalyptic number.

1345254401340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1345254401340 is an abundant number, since it is smaller than the sum of its proper divisors (2735350616604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1345254401340 is a wasteful number, since it uses less digits than its factorization.

1345254401340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7473635578 (or 7473635573 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 1345254401340 its reverse (431044525431), we get a palindrome (1776298926771).

The spelling of 1345254401340 in words is "one trillion, three hundred forty-five billion, two hundred fifty-four million, four hundred one thousand, three hundred forty".