213141005451 has 64 divisors (see below), whose sum is σ = 380591447040. Its totient is φ = 116291704320.

The previous prime is 213141005449. The next prime is 213141005453. The reversal of 213141005451 is 154500141312.

213141005451 is a `hidden beast` number, since 2 + 1 + 3 + 14 + 100 + 545 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (213141005449) and next prime (213141005453).

It is not a de Polignac number, because 213141005451 - 2¹ = 213141005449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (213141005453) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 801580 + ... + 1033833.

It is an arithmetic number, because the mean of its divisors is an integer number (5946741360).

Almost surely, 2^213141005451 is an apocalyptic number.

213141005451 is a deficient number, since it is larger than the sum of its proper divisors (167450441589).

213141005451 is a wasteful number, since it uses less digits than its factorization.

213141005451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835473 (or 1835467 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 213141005451 its reverse (154500141312), we get a palindrome (367641146763).

The spelling of 213141005451 in words is "two hundred thirteen billion, one hundred forty-one million, five thousand, four hundred fifty-one".