1445464347131 has 8 divisors (see below), whose sum is σ = 1652029213920. Its totient is φ = 1238916970368.

The previous prime is 1445464347127. The next prime is 1445464347161. The reversal of 1445464347131 is 1317434645441.

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

It is not a de Polignac number, because 1445464347131 - 2² = 1445464347127 is a prime.

It is a super-2 number, since 2×1445464347131² (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 (1445464347121) 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, 4194926 + ... + 4526403.

It is an arithmetic number, because the mean of its divisors is an integer number (206503651740).

Almost surely, 2^{1445464347131} is an apocalyptic number.

1445464347131 is a deficient number, since it is larger than the sum of its proper divisors (206564866789).

1445464347131 is an equidigital number, since it uses as much as digits as its factorization.

1445464347131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8745013.

The product of its digits is 1935360, while the sum is 47.

The spelling of 1445464347131 in words is "one trillion, four hundred forty-five billion, four hundred sixty-four million, three hundred forty-seven thousand, one hundred thirty-one".