201451250245 has 24 divisors (see below), whose sum is σ = 288809770104. Its totient is φ = 134404534656.

The previous prime is 201451250233. The next prime is 201451250257. The reversal of 201451250245 is 542052154102.

It is an interprime number because it is at equal distance from previous prime (201451250233) and next prime (201451250257).

It can be written as a sum of positive squares in 4 ways, for example, as 72709504609 + 128741745636 = 269647^2 + 358806^2 .

It is not a de Polignac number, because 201451250245 - 2¹⁷ = 201451119173 is a prime.

It is a super-2 number, since 2×201451250245² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11102422 + ... + 11120551.

It is an arithmetic number, because the mean of its divisors is an integer number (12033740421).

Almost surely, 2^201451250245 is an apocalyptic number.

It is an amenable number.

201451250245 is a deficient number, since it is larger than the sum of its proper divisors (87358519859).

201451250245 is a wasteful number, since it uses less digits than its factorization.

201451250245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22223029 (or 22223022 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The spelling of 201451250245 in words is "two hundred one billion, four hundred fifty-one million, two hundred fifty thousand, two hundred forty-five".