1051425115001 has 4 divisors (see below), whose sum is σ = 1071263324772. Its totient is φ = 1031586905232.

The previous prime is 1051425114989. The next prime is 1051425115003. The reversal of 1051425115001 is 1005115241501.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 649513493776 + 401911621225 = 805924^2 + 633965^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1051425115001 is a prime.

It is a super-2 number, since 2×1051425115001² (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 (1051425115003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9919104806 + ... + 9919104911.

It is an arithmetic number, because the mean of its divisors is an integer number (267815831193).

Almost surely, 2^{1051425115001} is an apocalyptic number.

It is an amenable number.

1051425115001 is a deficient number, since it is larger than the sum of its proper divisors (19838209771).

1051425115001 is an equidigital number, since it uses as much as digits as its factorization.

1051425115001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19838209770.

The product of its (nonzero) digits is 1000, while the sum is 26.

The spelling of 1051425115001 in words is "one trillion, fifty-one billion, four hundred twenty-five million, one hundred fifteen thousand, one".