1345125542234 has 4 divisors (see below), whose sum is σ = 2017688313354. Its totient is φ = 672562771116.

The previous prime is 1345125542209. The next prime is 1345125542239. The reversal of 1345125542234 is 4322455215431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1030129592209 + 314995950025 = 1014953^2 + 561245^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1345125542191 and 1345125542200.

It is not an unprimeable number, because it can be changed into a prime (1345125542239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336281385557 + ... + 336281385560.

Almost surely, 2^{1345125542234} is an apocalyptic number.

1345125542234 is a deficient number, since it is larger than the sum of its proper divisors (672562771120).

1345125542234 is an equidigital number, since it uses as much as digits as its factorization.

1345125542234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672562771119.

The product of its digits is 576000, while the sum is 41.

The spelling of 1345125542234 in words is "one trillion, three hundred forty-five billion, one hundred twenty-five million, five hundred forty-two thousand, two hundred thirty-four".