1153222541 has 8 divisors (see below), whose sum is σ = 1171363968. Its totient is φ = 1135134000.

The previous prime is 1153222531. The next prime is 1153222579. The reversal of 1153222541 is 1452223511.

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

It is a cyclic number.

It is not a de Polignac number, because 1153222541 - 2¹⁸ = 1152960397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153222541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153222531) 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, 31931 + ... + 57671.

It is an arithmetic number, because the mean of its divisors is an integer number (146420496).

Almost surely, 2^1153222541 is an apocalyptic number.

It is an amenable number.

1153222541 is a deficient number, since it is larger than the sum of its proper divisors (18141427).

1153222541 is an equidigital number, since it uses as much as digits as its factorization.

1153222541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26443.

The product of its digits is 2400, while the sum is 26.

The square root of 1153222541 is about 33959.1304511762. The cubic root of 1153222541 is about 1048.6672557261.

The spelling of 1153222541 in words is "one billion, one hundred fifty-three million, two hundred twenty-two thousand, five hundred forty-one".