201454049 has 2 divisors, whose sum is σ = 201454050. Its totient is φ = 201454048.

The previous prime is 201454021. The next prime is 201454061. The reversal of 201454049 is 940454102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175085824 + 26368225 = 13232^2 + 5135^2 .

It is a cyclic number.

It is not a de Polignac number, because 201454049 - 2¹² = 201449953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201454009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100727024 + 100727025.

It is an arithmetic number, because the mean of its divisors is an integer number (100727025).

Almost surely, 2^201454049 is an apocalyptic number.

It is an amenable number.

201454049 is a deficient number, since it is larger than the sum of its proper divisors (1).

201454049 is an equidigital number, since it uses as much as digits as its factorization.

201454049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 201454049 is about 14193.4509193501. The cubic root of 201454049 is about 586.2173486209.

The spelling of 201454049 in words is "two hundred one million, four hundred fifty-four thousand, forty-nine".