1253516201629 has 8 divisors (see below), whose sum is σ = 1257880845312. Its totient is φ = 1249158300720.

The previous prime is 1253516201627. The next prime is 1253516201647. The reversal of 1253516201629 is 9261026153521.

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

It is not a de Polignac number, because 1253516201629 - 2¹ = 1253516201627 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253516201627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1313094 + ... + 2056999.

It is an arithmetic number, because the mean of its divisors is an integer number (157235105664).

Almost surely, 2^{1253516201629} is an apocalyptic number.

It is an amenable number.

1253516201629 is a deficient number, since it is larger than the sum of its proper divisors (4364643683).

1253516201629 is an equidigital number, since it uses as much as digits as its factorization.

1253516201629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371387.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 1253516201629 in words is "one trillion, two hundred fifty-three billion, five hundred sixteen million, two hundred one thousand, six hundred twenty-nine".