1541422523 has 4 divisors (see below), whose sum is σ = 1542095880. Its totient is φ = 1540749168.

The previous prime is 1541422513. The next prime is 1541422541. The reversal of 1541422523 is 3252241451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3252241451 = 17981 ⋅180871.

It is a cyclic number.

It is not a de Polignac number, because 1541422523 - 2⁶ = 1541422459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1541422513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333233 + ... + 337826.

It is an arithmetic number, because the mean of its divisors is an integer number (385523970).

Almost surely, 2^1541422523 is an apocalyptic number.

1541422523 is a deficient number, since it is larger than the sum of its proper divisors (673357).

1541422523 is an equidigital number, since it uses as much as digits as its factorization.

1541422523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673356.

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

The square root of 1541422523 is about 39260.9541784201. The cubic root of 1541422523 is about 1155.1558101428.

Adding to 1541422523 its reverse (3252241451), we get a palindrome (4793663974).

The spelling of 1541422523 in words is "one billion, five hundred forty-one million, four hundred twenty-two thousand, five hundred twenty-three".