1342450521251 has 8 divisors (see below), whose sum is σ = 1534497575520. Its totient is φ = 1150470569088.

The previous prime is 1342450521227. The next prime is 1342450521403. The reversal of 1342450521251 is 1521250542431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342450521251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1342450523251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16732646 + ... + 16812683.

It is an arithmetic number, because the mean of its divisors is an integer number (191812196940).

Almost surely, 2^{1342450521251} is an apocalyptic number.

1342450521251 is a deficient number, since it is larger than the sum of its proper divisors (192047054269).

1342450521251 is an equidigital number, since it uses as much as digits as its factorization.

1342450521251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33551053.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 1342450521251 in words is "one trillion, three hundred forty-two billion, four hundred fifty million, five hundred twenty-one thousand, two hundred fifty-one".