4187532961 has 2 divisors, whose sum is σ = 4187532962. Its totient is φ = 4187532960.

The previous prime is 4187532959. The next prime is 4187533001. The reversal of 4187532961 is 1692357814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2586332736 + 1601200225 = 50856^2 + 40015^2 .

It is a cyclic number.

It is not a de Polignac number, because 4187532961 - 2¹ = 4187532959 is a prime.

It is a super-2 number, since 2×4187532961² = 35070864598922855042, which contains 22 as substring.

Together with 4187532959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4187532901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2093766480 + 2093766481.

It is an arithmetic number, because the mean of its divisors is an integer number (2093766481).

Almost surely, 2^4187532961 is an apocalyptic number.

It is an amenable number.

4187532961 is a deficient number, since it is larger than the sum of its proper divisors (1).

4187532961 is an equidigital number, since it uses as much as digits as its factorization.

4187532961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 46.

The square root of 4187532961 is about 64711.1502061275. The cubic root of 4187532961 is about 1611.8306608533.

The spelling of 4187532961 in words is "four billion, one hundred eighty-seven million, five hundred thirty-two thousand, nine hundred sixty-one".