1226455032541 has 4 divisors (see below), whose sum is σ = 1226486724192. Its totient is φ = 1226423340892.

The previous prime is 1226455032533. The next prime is 1226455032557. The reversal of 1226455032541 is 1452305546221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1226455032541 - 2³ = 1226455032533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1226455032494 and 1226455032503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226455032571) 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, 15787705 + ... + 15865198.

It is an arithmetic number, because the mean of its divisors is an integer number (306621681048).

Almost surely, 2^{1226455032541} is an apocalyptic number.

It is an amenable number.

1226455032541 is a deficient number, since it is larger than the sum of its proper divisors (31691651).

1226455032541 is an equidigital number, since it uses as much as digits as its factorization.

1226455032541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31691650.

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 1226455032541 in words is "one trillion, two hundred twenty-six billion, four hundred fifty-five million, thirty-two thousand, five hundred forty-one".