3961414945 has 8 divisors (see below), whose sum is σ = 4754799720. Its totient is φ = 3168397440.

The previous prime is 3961414939. The next prime is 3961414991. The reversal of 3961414945 is 5494141693.

It can be written as a sum of positive squares in 4 ways, for example, as 1917651681 + 2043763264 = 43791^2 + 45208^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3961414945 - 2⁹ = 3961414433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3961414895 and 3961414904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67500 + ... + 111709.

It is an arithmetic number, because the mean of its divisors is an integer number (594349965).

Almost surely, 2^3961414945 is an apocalyptic number.

It is an amenable number.

3961414945 is a deficient number, since it is larger than the sum of its proper divisors (793384775).

3961414945 is a wasteful number, since it uses less digits than its factorization.

3961414945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183635.

The product of its digits is 466560, while the sum is 46.

The square root of 3961414945 is about 62939.7723621559. The cubic root of 3961414945 is about 1582.2803883367.

The spelling of 3961414945 in words is "three billion, nine hundred sixty-one million, four hundred fourteen thousand, nine hundred forty-five".