619314953 has 2 divisors, whose sum is σ = 619314954. Its totient is φ = 619314952.

The previous prime is 619314901. The next prime is 619314961. The reversal of 619314953 is 359413916.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 505935049 + 113379904 = 22493^2 + 10648^2 .

It is a cyclic number.

It is not a de Polignac number, because 619314953 - 2⁶ = 619314889 is a prime.

It is a super-2 number, since 2×619314953² = 767102022018784418, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 619314953.

It is not a weakly prime, because it can be changed into another prime (619314973) 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, 309657476 + 309657477.

It is an arithmetic number, because the mean of its divisors is an integer number (309657477).

Almost surely, 2^619314953 is an apocalyptic number.

It is an amenable number.

619314953 is a deficient number, since it is larger than the sum of its proper divisors (1).

619314953 is an equidigital number, since it uses as much as digits as its factorization.

619314953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 41.

The square root of 619314953 is about 24886.0393192649. The cubic root of 619314953 is about 852.3877283543.

The spelling of 619314953 in words is "six hundred nineteen million, three hundred fourteen thousand, nine hundred fifty-three".