1936457473 has 2 divisors, whose sum is σ = 1936457474. Its totient is φ = 1936457472.

The previous prime is 1936457407. The next prime is 1936457521. The reversal of 1936457473 is 3747546391.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1871687169 + 64770304 = 43263^2 + 8048^2 .

It is a cyclic number.

It is not a de Polignac number, because 1936457473 - 2²¹ = 1934360321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1936457273) 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 as a sum of consecutive naturals, namely, 968228736 + 968228737.

It is an arithmetic number, because the mean of its divisors is an integer number (968228737).

Almost surely, 2^1936457473 is an apocalyptic number.

It is an amenable number.

1936457473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1936457473 is an equidigital number, since it uses as much as digits as its factorization.

1936457473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1905120, while the sum is 49.

The square root of 1936457473 is about 44005.1982497523. The cubic root of 1936457473 is about 1246.4340980544.

The spelling of 1936457473 in words is "one billion, nine hundred thirty-six million, four hundred fifty-seven thousand, four hundred seventy-three".