1345243241450 has 12 divisors (see below), whose sum is σ = 2502152429190. Its totient is φ = 538097296560.

The previous prime is 1345243241437. The next prime is 1345243241453. The reversal of 1345243241450 is 541423425431.

It can be written as a sum of positive squares in 3 ways, for example, as 1318131313801 + 27111927649 = 1148099^2 + 164657^2 .

It is not an unprimeable number, because it can be changed into a prime (1345243241453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13452432365 + ... + 13452432464.

Almost surely, 2^{1345243241450} is an apocalyptic number.

1345243241450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1345243241450 is a deficient number, since it is larger than the sum of its proper divisors (1156909187740).

1345243241450 is a wasteful number, since it uses less digits than its factorization.

1345243241450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26904864841 (or 26904864836 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 1345243241450 its reverse (541423425431), we get a palindrome (1886666666881).

The spelling of 1345243241450 in words is "one trillion, three hundred forty-five billion, two hundred forty-three million, two hundred forty-one thousand, four hundred fifty".