1425055231031 has 4 divisors (see below), whose sum is σ = 1425436980072. Its totient is φ = 1424673481992.

The previous prime is 1425055230997. The next prime is 1425055231079. The reversal of 1425055231031 is 1301325505241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1425055231031 is a prime.

It is a super-2 number, since 2×1425055231031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1425055231331) 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 3 ways as a sum of consecutive naturals, for example, 190868921 + ... + 190876386.

It is an arithmetic number, because the mean of its divisors is an integer number (356359245018).

Almost surely, 2^{1425055231031} is an apocalyptic number.

1425055231031 is a deficient number, since it is larger than the sum of its proper divisors (381749041).

1425055231031 is an equidigital number, since it uses as much as digits as its factorization.

1425055231031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381749040.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 1425055231031 in words is "one trillion, four hundred twenty-five billion, fifty-five million, two hundred thirty-one thousand, thirty-one".