1542468373 has 2 divisors, whose sum is σ = 1542468374. Its totient is φ = 1542468372.

The previous prime is 1542468353. The next prime is 1542468383. The reversal of 1542468373 is 3738642451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1509944164 + 32524209 = 38858^2 + 5703^2 .

It is an emirp because it is prime and its reverse (3738642451) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1542468373 - 2²⁵ = 1508913941 is a prime.

It is a super-3 number, since 3×1542468373³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1542468313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771234186 + 771234187.

It is an arithmetic number, because the mean of its divisors is an integer number (771234187).

Almost surely, 2^1542468373 is an apocalyptic number.

It is an amenable number.

1542468373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1542468373 is an equidigital number, since it uses as much as digits as its factorization.

1542468373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 43.

The square root of 1542468373 is about 39274.2711326385. The cubic root of 1542468373 is about 1155.4170075224.

The spelling of 1542468373 in words is "one billion, five hundred forty-two million, four hundred sixty-eight thousand, three hundred seventy-three".