1231169241 has 8 divisors (see below), whose sum is σ = 1642037760. Its totient is φ = 820540112.

The previous prime is 1231169221. The next prime is 1231169263. The reversal of 1231169241 is 1429611321.

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

It is a cyclic number.

It is not a de Polignac number, because 1231169241 - 2⁷ = 1231169113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1231169199 and 1231169208.

It is not an unprimeable number, because it can be changed into a prime (1231169221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47481 + ... + 68678.

It is an arithmetic number, because the mean of its divisors is an integer number (205254720).

Almost surely, 2^1231169241 is an apocalyptic number.

It is an amenable number.

1231169241 is a deficient number, since it is larger than the sum of its proper divisors (410868519).

1231169241 is a wasteful number, since it uses less digits than its factorization.

1231169241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119695.

The product of its digits is 2592, while the sum is 30.

The square root of 1231169241 is about 35088.0213320729. The cubic root of 1231169241 is about 1071.7806670642.

The spelling of 1231169241 in words is "one billion, two hundred thirty-one million, one hundred sixty-nine thousand, two hundred forty-one".