1147922361 has 10 divisors (see below), whose sum is σ = 1714797722. Its totient is φ = 765281520.

The previous prime is 1147922359. The next prime is 1147922371. The reversal of 1147922361 is 1632297411.

It can be written as a sum of positive squares in only one way, i.e., 890127225 + 257795136 = 29835^2 + 16056^2 .

It is not a de Polignac number, because 1147922361 - 2¹ = 1147922359 is a prime.

It is a Duffinian number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (1147922311) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7085860 + ... + 7086021.

Almost surely, 2^1147922361 is an apocalyptic number.

It is an amenable number.

1147922361 is a deficient number, since it is larger than the sum of its proper divisors (566875361).

1147922361 is an equidigital number, since it uses as much as digits as its factorization.

1147922361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14171893 (or 14171884 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 1147922361 is about 33881.0029515066. The cubic root of 1147922361 is about 1047.0582393035.

The spelling of 1147922361 in words is "one billion, one hundred forty-seven million, nine hundred twenty-two thousand, three hundred sixty-one".