1245542010345 has 12 divisors (see below), whose sum is σ = 2158939484676. Its totient is φ = 664289072160.

The previous prime is 1245542010277. The next prime is 1245542010379. The reversal of 1245542010345 is 5430102455421.

1245542010345 is a `hidden beast` number, since 1 + 2 + 4 + 5 + 542 + 0 + 103 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 168901272576 + 1076640737769 = 410976^2 + 1037613^2 .

It is not a de Polignac number, because 1245542010345 - 2¹¹ = 1245542008297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13839355626 + ... + 13839355715.

It is an arithmetic number, because the mean of its divisors is an integer number (179911623723).

Almost surely, 2^{1245542010345} is an apocalyptic number.

1245542010345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1245542010345 is a deficient number, since it is larger than the sum of its proper divisors (913397474331).

1245542010345 is a wasteful number, since it uses less digits than its factorization.

1245542010345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27678711352 (or 27678711349 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 1245542010345 its reverse (5430102455421), we get a palindrome (6675644465766).

The spelling of 1245542010345 in words is "one trillion, two hundred forty-five billion, five hundred forty-two million, ten thousand, three hundred forty-five".