1245425000523 has 8 divisors (see below), whose sum is σ = 1811527273536. Its totient is φ = 754803030600.

The previous prime is 1245425000483. The next prime is 1245425000591. The reversal of 1245425000523 is 3250005245421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1245425000523 - 2⁹ = 1245425000011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 37740151531 = 1245425000523 / (1 + 2 + 4 + 5 + 4 + 2 + 5 + 0 + 0 + 0 + 5 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (1245425007523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18870075733 + ... + 18870075798.

It is an arithmetic number, because the mean of its divisors is an integer number (226440909192).

Almost surely, 2^{1245425000523} is an apocalyptic number.

1245425000523 is a deficient number, since it is larger than the sum of its proper divisors (566102273013).

1245425000523 is a wasteful number, since it uses less digits than its factorization.

1245425000523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37740151545.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 1245425000523 in words is "one trillion, two hundred forty-five billion, four hundred twenty-five million, five hundred twenty-three", and thus it is an aban number.