1252340245051 has 8 divisors (see below), whose sum is σ = 1477415220224. Its totient is φ = 1038807576360.

The previous prime is 1252340245019. The next prime is 1252340245109. The reversal of 1252340245051 is 1505420432521.

It is a happy number.

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 1252340245051 - 2⁵ = 1252340245019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1252340244998 and 1252340245016.

It is not an unprimeable number, because it can be changed into a prime (1252340245151) 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, 2885576385 + ... + 2885576818.

It is an arithmetic number, because the mean of its divisors is an integer number (184676902528).

Almost surely, 2^{1252340245051} is an apocalyptic number.

1252340245051 is a deficient number, since it is larger than the sum of its proper divisors (225074975173).

1252340245051 is an equidigital number, since it uses as much as digits as its factorization.

1252340245051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5771153241.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 1252340245051 its reverse (1505420432521), we get a palindrome (2757760677572).

The spelling of 1252340245051 in words is "one trillion, two hundred fifty-two billion, three hundred forty million, two hundred forty-five thousand, fifty-one".