1541225005251 has 12 divisors (see below), whose sum is σ = 2148197678088. Its totient is φ = 982810147264.

The previous prime is 1541225005237. The next prime is 1541225005379. The reversal of 1541225005251 is 1525005221451.

It is not a de Polignac number, because 1541225005251 - 2¹¹ = 1541225003203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1541225005451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 485576550 + ... + 485579723.

It is an arithmetic number, because the mean of its divisors is an integer number (179016473174).

Almost surely, 2^{1541225005251} is an apocalyptic number.

1541225005251 is a deficient number, since it is larger than the sum of its proper divisors (606972672837).

1541225005251 is an equidigital number, since it uses as much as digits as its factorization.

1541225005251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971156322 (or 971156299 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 1541225005251 in words is "one trillion, five hundred forty-one billion, two hundred twenty-five million, five thousand, two hundred fifty-one".