1254304122345 has 64 divisors (see below), whose sum is σ = 2245345516800. Its totient is φ = 664327319040.

The previous prime is 1254304122307. The next prime is 1254304122377. The reversal of 1254304122345 is 5432214034521.

It is a happy number.

1254304122345 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 3 + 0 + 412 + 234 + 5 = 666.

It is not a de Polignac number, because 1254304122345 - 2⁷ = 1254304122217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28342335 + ... + 28386555.

It is an arithmetic number, because the mean of its divisors is an integer number (35083523700).

Almost surely, 2^{1254304122345} is an apocalyptic number.

1254304122345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1254304122345 is a deficient number, since it is larger than the sum of its proper divisors (991041394455).

1254304122345 is a wasteful number, since it uses less digits than its factorization.

1254304122345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45687 (or 45681 counting only the distinct ones).

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

Adding to 1254304122345 its reverse (5432214034521), we get a palindrome (6686518156866).

The spelling of 1254304122345 in words is "one trillion, two hundred fifty-four billion, three hundred four million, one hundred twenty-two thousand, three hundred forty-five".