201151451 has 2 divisors, whose sum is σ = 201151452. Its totient is φ = 201151450.

The previous prime is 201151421. The next prime is 201151469. The reversal of 201151451 is 154151102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201151451 - 2⁶ = 201151387 is a prime.

It is not a weakly prime, because it can be changed into another prime (201151421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100575725 + 100575726.

It is an arithmetic number, because the mean of its divisors is an integer number (100575726).

Almost surely, 2^201151451 is an apocalyptic number.

201151451 is a deficient number, since it is larger than the sum of its proper divisors (1).

201151451 is an equidigital number, since it uses as much as digits as its factorization.

201151451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 201151451 is about 14182.7871379359. The cubic root of 201151451 is about 585.9236884557.

The spelling of 201151451 in words is "two hundred one million, one hundred fifty-one thousand, four hundred fifty-one".