84757963 has 2 divisors, whose sum is σ = 84757964. Its totient is φ = 84757962.

The previous prime is 84757951. The next prime is 84757973. The reversal of 84757963 is 36975748.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84757963 - 2⁹ = 84757451 is a prime.

It is not a weakly prime, because it can be changed into another prime (84757913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42378981 + 42378982.

It is an arithmetic number, because the mean of its divisors is an integer number (42378982).

Almost surely, 2^84757963 is an apocalyptic number.

84757963 is a deficient number, since it is larger than the sum of its proper divisors (1).

84757963 is an equidigital number, since it uses as much as digits as its factorization.

84757963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 49.

The square root of 84757963 is about 9206.4088003955. The cubic root of 84757963 is about 439.2652389174.

The spelling of 84757963 in words is "eighty-four million, seven hundred fifty-seven thousand, nine hundred sixty-three".