7381963 has 2 divisors, whose sum is σ = 7381964. Its totient is φ = 7381962.

The previous prime is 7381949. The next prime is 7381967. The reversal of 7381963 is 3691837.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7381963 - 2⁵ = 7381931 is a prime.

It is not a weakly prime, because it can be changed into another prime (7381967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3690981 + 3690982.

It is an arithmetic number, because the mean of its divisors is an integer number (3690982).

Almost surely, 2^7381963 is an apocalyptic number.

7381963 is a deficient number, since it is larger than the sum of its proper divisors (1).

7381963 is an equidigital number, since it uses as much as digits as its factorization.

7381963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 7381963 is about 2716.9768125621. The cubic root of 7381963 is about 194.7110601330.

It can be divided in two parts, 738 and 1963, that added together give a triangular number (2701 = T₇₃).

The spelling of 7381963 in words is "seven million, three hundred eighty-one thousand, nine hundred sixty-three".