1541225243 has 2 divisors, whose sum is σ = 1541225244. Its totient is φ = 1541225242.

The previous prime is 1541225237. The next prime is 1541225249. The reversal of 1541225243 is 3425221451.

It is a balanced prime because it is at equal distance from previous prime (1541225237) and next prime (1541225249).

It is a cyclic number.

It is not a de Polignac number, because 1541225243 - 2⁴ = 1541225227 is a prime.

It is not a weakly prime, because it can be changed into another prime (1541225249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 770612621 + 770612622.

It is an arithmetic number, because the mean of its divisors is an integer number (770612622).

Almost surely, 2^1541225243 is an apocalyptic number.

1541225243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1541225243 is an equidigital number, since it uses as much as digits as its factorization.

1541225243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9600, while the sum is 29.

The square root of 1541225243 is about 39258.4416781920. The cubic root of 1541225243 is about 1155.1065269087.

Adding to 1541225243 its reverse (3425221451), we get a palindrome (4966446694).

The spelling of 1541225243 in words is "one billion, five hundred forty-one million, two hundred twenty-five thousand, two hundred forty-three".