956009545 has 4 divisors (see below), whose sum is σ = 1147211460. Its totient is φ = 764807632.

The previous prime is 956009543. The next prime is 956009599. The reversal of 956009545 is 545900659.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 545900659 = 4421 ⋅123479.

It can be written as a sum of positive squares in 2 ways, for example, as 724847929 + 231161616 = 26923^2 + 15204^2 .

It is a cyclic number.

It is not a de Polignac number, because 956009545 - 2¹ = 956009543 is a prime.

It is a super-2 number, since 2×956009545² = 1827908500262214050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (956009543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95600950 + ... + 95600959.

It is an arithmetic number, because the mean of its divisors is an integer number (286802865).

Almost surely, 2^956009545 is an apocalyptic number.

It is an amenable number.

956009545 is a deficient number, since it is larger than the sum of its proper divisors (191201915).

956009545 is a wasteful number, since it uses less digits than its factorization.

956009545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191201914.

The product of its (nonzero) digits is 243000, while the sum is 43.

The square root of 956009545 is about 30919.4040207763. The cubic root of 956009545 is about 985.1160831006.

The spelling of 956009545 in words is "nine hundred fifty-six million, nine thousand, five hundred forty-five".