966751949 has 2 divisors, whose sum is σ = 966751950. Its totient is φ = 966751948.

The previous prime is 966751931. The next prime is 966751963. The reversal of 966751949 is 949157669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 845355625 + 121396324 = 29075^2 + 11018^2 .

It is a cyclic number.

It is not a de Polignac number, because 966751949 - 2¹² = 966747853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 966751894 and 966751903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966751999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483375974 + 483375975.

It is an arithmetic number, because the mean of its divisors is an integer number (483375975).

Almost surely, 2^966751949 is an apocalyptic number.

It is an amenable number.

966751949 is a deficient number, since it is larger than the sum of its proper divisors (1).

966751949 is an equidigital number, since it uses as much as digits as its factorization.

966751949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3674160, while the sum is 56.

The square root of 966751949 is about 31092.6349639267. The cubic root of 966751949 is about 988.7921701762.

It can be divided in two parts, 9667 and 51949, that added together give a palindrome (61616).

The spelling of 966751949 in words is "nine hundred sixty-six million, seven hundred fifty-one thousand, nine hundred forty-nine".