1245054553331 has 8 divisors (see below), whose sum is σ = 1279923691200. Its totient is φ = 1210249574208.

The previous prime is 1245054553321. The next prime is 1245054553349. The reversal of 1245054553331 is 1333554505421.

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

It is a cyclic number.

It is not a de Polignac number, because 1245054553331 - 2²² = 1245050359027 is a prime.

It is a super-2 number, since 2×1245054553331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1245054553321) 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, 16000331 + ... + 16077956.

It is an arithmetic number, because the mean of its divisors is an integer number (159990461400).

Almost surely, 2^{1245054553331} is an apocalyptic number.

1245054553331 is a deficient number, since it is larger than the sum of its proper divisors (34869137869).

1245054553331 is a wasteful number, since it uses less digits than its factorization.

1245054553331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32079373.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 1245054553331 in words is "one trillion, two hundred forty-five billion, fifty-four million, five hundred fifty-three thousand, three hundred thirty-one".