15450601 has 2 divisors, whose sum is σ = 15450602. Its totient is φ = 15450600.

The previous prime is 15450599. The next prime is 15450661. The reversal of 15450601 is 10605451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14402025 + 1048576 = 3795^2 + 1024^2 .

It is an emirp because it is prime and its reverse (10605451) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15450601 - 2¹ = 15450599 is a prime.

It is a super-2 number, since 2×15450601² = 477442142522402, which contains 22 as substring.

Together with 15450599, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (15450661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7725300 + 7725301.

It is an arithmetic number, because the mean of its divisors is an integer number (7725301).

Almost surely, 2^15450601 is an apocalyptic number.

It is an amenable number.

15450601 is a deficient number, since it is larger than the sum of its proper divisors (1).

15450601 is an equidigital number, since it uses as much as digits as its factorization.

15450601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 15450601 is about 3930.7252511464. The cubic root of 15450601 is about 249.0663898282.

The spelling of 15450601 in words is "fifteen million, four hundred fifty thousand, six hundred one".