987372583 has 2 divisors, whose sum is σ = 987372584. Its totient is φ = 987372582.

The previous prime is 987372577. The next prime is 987372623. The reversal of 987372583 is 385273789.

It is a weak prime.

It is an emirp because it is prime and its reverse (385273789) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 987372583 - 2²⁹ = 450501671 is a prime.

It is a super-3 number, since 3×987372583³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 987372583.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (987376583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493686291 + 493686292.

It is an arithmetic number, because the mean of its divisors is an integer number (493686292).

Almost surely, 2^987372583 is an apocalyptic number.

987372583 is a deficient number, since it is larger than the sum of its proper divisors (1).

987372583 is an equidigital number, since it uses as much as digits as its factorization.

987372583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 52.

The square root of 987372583 is about 31422.4853090904. The cubic root of 987372583 is about 995.7730188050.

The spelling of 987372583 in words is "nine hundred eighty-seven million, three hundred seventy-two thousand, five hundred eighty-three".