143450451 has 12 divisors (see below), whose sum is σ = 212025528. Its totient is φ = 93409344.

The previous prime is 143450413. The next prime is 143450497. The reversal of 143450451 is 154054341.

It is a happy number.

It is not a de Polignac number, because 143450451 - 2¹³ = 143442259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (143457451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 184950 + ... + 185723.

It is an arithmetic number, because the mean of its divisors is an integer number (17668794).

Almost surely, 2^143450451 is an apocalyptic number.

143450451 is a deficient number, since it is larger than the sum of its proper divisors (68575077).

143450451 is a wasteful number, since it uses less digits than its factorization.

143450451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370722 (or 370719 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 143450451 is about 11977.0802368524. The cubic root of 143450451 is about 523.4806576270.

The spelling of 143450451 in words is "one hundred forty-three million, four hundred fifty thousand, four hundred fifty-one".