1542020341 has 2 divisors, whose sum is σ = 1542020342. Its totient is φ = 1542020340.

The previous prime is 1542020317. The next prime is 1542020353. The reversal of 1542020341 is 1430202451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 845588241 + 696432100 = 29079^2 + 26390^2 .

It is a cyclic number.

It is not a de Polignac number, because 1542020341 - 2¹¹ = 1542018293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1542020371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771010170 + 771010171.

It is an arithmetic number, because the mean of its divisors is an integer number (771010171).

Almost surely, 2^1542020341 is an apocalyptic number.

It is an amenable number.

1542020341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1542020341 is an equidigital number, since it uses as much as digits as its factorization.

1542020341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1542020341 is about 39268.5668315002. The cubic root of 1542020341 is about 1155.3051275577.

Adding to 1542020341 its reverse (1430202451), we get a palindrome (2972222792).

The spelling of 1542020341 in words is "one billion, five hundred forty-two million, twenty thousand, three hundred forty-one".