1953227061241 has 3 divisors (see below), whose sum is σ = 1953228458821. Its totient is φ = 1953225663662.

The previous prime is 1953227061221. The next prime is 1953227061271. The reversal of 1953227061241 is 1421607223591.

The square root of 1953227061241 is 1397579.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1953227061241 - 2²³ = 1953218672633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1953227061221) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 698790 + ... + 2096368.

Almost surely, 2^{1953227061241} is an apocalyptic number.

1953227061241 is the 1397579-th square number.

1953227061241 is the 698790-th centered octagonal number.

It is an amenable number.

1953227061241 is a deficient number, since it is larger than the sum of its proper divisors (1397580).

1953227061241 is an frugal number, since it uses more digits than its factorization.

1953227061241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795158 (or 1397579 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 1953227061241 in words is "one trillion, nine hundred fifty-three billion, two hundred twenty-seven million, sixty-one thousand, two hundred forty-one".