1541221034 has 4 divisors (see below), whose sum is σ = 2311831554. Its totient is φ = 770610516.

The previous prime is 1541221027. The next prime is 1541221049. The reversal of 1541221034 is 4301221451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4301221451 = 101 ⋅42586351.

It can be written as a sum of positive squares in only one way, i.e., 896822809 + 644398225 = 29947^2 + 25385^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385305257 + ... + 385305260.

Almost surely, 2^1541221034 is an apocalyptic number.

1541221034 is a deficient number, since it is larger than the sum of its proper divisors (770610520).

1541221034 is an equidigital number, since it uses as much as digits as its factorization.

1541221034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770610519.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1541221034 is about 39258.3880718503. The cubic root of 1541221034 is about 1155.1054753973.

Adding to 1541221034 its reverse (4301221451), we get a palindrome (5842442485).

The spelling of 1541221034 in words is "one billion, five hundred forty-one million, two hundred twenty-one thousand, thirty-four".