4145522631 has 8 divisors (see below), whose sum is σ = 5528859120. Its totient is φ = 2762933952.

The previous prime is 4145522621. The next prime is 4145522683. The reversal of 4145522631 is 1362255414.

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

It is not a de Polignac number, because 4145522631 - 2⁶ = 4145522567 is a prime.

It is a super-2 number, since 2×4145522631² = 34370715768266324322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4145522592 and 4145522601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145522611) 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, 173886 + ... + 196283.

It is an arithmetic number, because the mean of its divisors is an integer number (691107390).

Almost surely, 2^4145522631 is an apocalyptic number.

4145522631 is a deficient number, since it is larger than the sum of its proper divisors (1383336489).

4145522631 is a wasteful number, since it uses less digits than its factorization.

4145522631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373905.

The product of its digits is 28800, while the sum is 33.

The square root of 4145522631 is about 64385.7331324262. The cubic root of 4145522631 is about 1606.4224448772.

The spelling of 4145522631 in words is "four billion, one hundred forty-five million, five hundred twenty-two thousand, six hundred thirty-one".