1455717401 has 2 divisors, whose sum is σ = 1455717402. Its totient is φ = 1455717400.

The previous prime is 1455717353. The next prime is 1455717469. The reversal of 1455717401 is 1047175541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 993510400 + 462207001 = 31520^2 + 21499^2 .

It is a cyclic number.

It is not a de Polignac number, because 1455717401 - 2¹⁰ = 1455716377 is a prime.

It is a super-2 number, since 2×1455717401² = 4238226303148389602, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1455717001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727858700 + 727858701.

It is an arithmetic number, because the mean of its divisors is an integer number (727858701).

Almost surely, 2^1455717401 is an apocalyptic number.

It is an amenable number.

1455717401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1455717401 is an equidigital number, since it uses as much as digits as its factorization.

1455717401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19600, while the sum is 35.

The square root of 1455717401 is about 38153.8648238943. The cubic root of 1455717401 is about 1133.3368879839.

The spelling of 1455717401 in words is "one billion, four hundred fifty-five million, seven hundred seventeen thousand, four hundred one".