1371424161611 has 4 divisors (see below), whose sum is σ = 1567341898992. Its totient is φ = 1175506424232.

The previous prime is 1371424161587. The next prime is 1371424161629. The reversal of 1371424161611 is 1161614241731.

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

It is a de Polignac number, because none of the positive numbers 2^k-1371424161611 is a prime.

It is a super-2 number, since 2×1371424161611² (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 (1371424461611) 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, 97958868680 + ... + 97958868693.

It is an arithmetic number, because the mean of its divisors is an integer number (391835474748).

Almost surely, 2^{1371424161611} is an apocalyptic number.

1371424161611 is a deficient number, since it is larger than the sum of its proper divisors (195917737381).

1371424161611 is an equidigital number, since it uses as much as digits as its factorization.

1371424161611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195917737380.

The product of its digits is 24192, while the sum is 38.

The spelling of 1371424161611 in words is "one trillion, three hundred seventy-one billion, four hundred twenty-four million, one hundred sixty-one thousand, six hundred eleven".