1254222541 has 16 divisors (see below), whose sum is σ = 1479139200. Its totient is φ = 1048461120.

The previous prime is 1254222523. The next prime is 1254222551. The reversal of 1254222541 is 1452224521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1254222541 - 2¹⁹ = 1253698253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254222511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20935 + ... + 54283.

It is an arithmetic number, because the mean of its divisors is an integer number (92446200).

Almost surely, 2^1254222541 is an apocalyptic number.

1254222541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1254222541 is a deficient number, since it is larger than the sum of its proper divisors (224916659).

1254222541 is a wasteful number, since it uses less digits than its factorization.

1254222541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33636.

The product of its digits is 6400, while the sum is 28.

The square root of 1254222541 is about 35415.0044613861. The cubic root of 1254222541 is about 1078.4289402769.

The spelling of 1254222541 in words is "one billion, two hundred fifty-four million, two hundred twenty-two thousand, five hundred forty-one".