1541411761 has 2 divisors, whose sum is σ = 1541411762. Its totient is φ = 1541411760.

The previous prime is 1541411701. The next prime is 1541411779. The reversal of 1541411761 is 1671141451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1541033536 + 378225 = 39256^2 + 615^2 .

It is a cyclic number.

It is not a de Polignac number, because 1541411761 - 2¹⁹ = 1540887473 is a prime.

It is a super-2 number, since 2×1541411761² = 4751900433898242242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1541411701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 770705880 + 770705881.

It is an arithmetic number, because the mean of its divisors is an integer number (770705881).

Almost surely, 2^1541411761 is an apocalyptic number.

It is an amenable number.

1541411761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1541411761 is an equidigital number, since it uses as much as digits as its factorization.

1541411761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 31.

The square root of 1541411761 is about 39260.8171208904. The cubic root of 1541411761 is about 1155.1531217569.

The spelling of 1541411761 in words is "one billion, five hundred forty-one million, four hundred eleven thousand, seven hundred sixty-one".