1147167461 has 4 divisors (see below), whose sum is σ = 1251455424. Its totient is φ = 1042879500.

The previous prime is 1147167449. The next prime is 1147167473. The reversal of 1147167461 is 1647617411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1147167449) and next prime (1147167473).

It is a cyclic number.

It is not a de Polignac number, because 1147167461 - 2⁶ = 1147167397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147167061) 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, 52143965 + ... + 52143986.

It is an arithmetic number, because the mean of its divisors is an integer number (312863856).

Almost surely, 2^1147167461 is an apocalyptic number.

1147167461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1147167461 is a deficient number, since it is larger than the sum of its proper divisors (104287963).

1147167461 is a wasteful number, since it uses less digits than its factorization.

1147167461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104287962.

The product of its digits is 28224, while the sum is 38.

The square root of 1147167461 is about 33869.8606581131. The cubic root of 1147167461 is about 1046.8286658231.

The spelling of 1147167461 in words is "one billion, one hundred forty-seven million, one hundred sixty-seven thousand, four hundred sixty-one".