2141147452 has 6 divisors (see below), whose sum is σ = 3747008048. Its totient is φ = 1070573724.

The previous prime is 2141147443. The next prime is 2141147453. The reversal of 2141147452 is 2547411412.

It is a happy number.

It is a super-2 number, since 2×2141147452² = 9169024822412184608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141147453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267643428 + ... + 267643435.

Almost surely, 2^2141147452 is an apocalyptic number.

It is an amenable number.

2141147452 is a deficient number, since it is larger than the sum of its proper divisors (1605860596).

2141147452 is a wasteful number, since it uses less digits than its factorization.

2141147452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535286867 (or 535286865 counting only the distinct ones).

The product of its digits is 8960, while the sum is 31.

The square root of 2141147452 is about 46272.5345318365. The cubic root of 2141147452 is about 1288.8890244495.

Adding to 2141147452 its reverse (2547411412), we get a palindrome (4688558864).

The spelling of 2141147452 in words is "two billion, one hundred forty-one million, one hundred forty-seven thousand, four hundred fifty-two".