147603961 has 8 divisors (see below), whose sum is σ = 149234400. Its totient is φ = 145981920.

The previous prime is 147603947. The next prime is 147603991. The reversal of 147603961 is 169306741.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147603961 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147603961.

It is not an unprimeable number, because it can be changed into a prime (147603931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37170 + ... + 40948.

It is an arithmetic number, because the mean of its divisors is an integer number (18654300).

Almost surely, 2^147603961 is an apocalyptic number.

It is an amenable number.

147603961 is a deficient number, since it is larger than the sum of its proper divisors (1630439).

147603961 is a wasteful number, since it uses less digits than its factorization.

147603961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4199.

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

The square root of 147603961 is about 12149.2370542351. The cubic root of 147603961 is about 528.4850066471.

It can be divided in two parts, 14760 and 3961, that added together give a triangular number (18721 = T₁₉₃).

The spelling of 147603961 in words is "one hundred forty-seven million, six hundred three thousand, nine hundred sixty-one".