201453019 has 2 divisors, whose sum is σ = 201453020. Its totient is φ = 201453018.

The previous prime is 201453011. The next prime is 201453041. The reversal of 201453019 is 910354102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201453019 - 2³ = 201453011 is a prime.

It is a super-2 number, since 2×201453019² = 81166637728428722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201452984 and 201453002.

It is not a weakly prime, because it can be changed into another prime (201453011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100726509 + 100726510.

It is an arithmetic number, because the mean of its divisors is an integer number (100726510).

Almost surely, 2^201453019 is an apocalyptic number.

201453019 is a deficient number, since it is larger than the sum of its proper divisors (1).

201453019 is an equidigital number, since it uses as much as digits as its factorization.

201453019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 201453019 is about 14193.4146349636. The cubic root of 201453019 is about 586.2163495429.

The spelling of 201453019 in words is "two hundred one million, four hundred fifty-three thousand, nineteen".