1066632455 has 8 divisors (see below), whose sum is σ = 1462810272. Its totient is φ = 731405088.

The previous prime is 1066632451. The next prime is 1066632461. The reversal of 1066632455 is 5542366601.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1066632455 - 2² = 1066632451 is a prime.

It is a super-2 number, since 2×1066632455² = 2275409588118654050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066632451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15237572 + ... + 15237641.

It is an arithmetic number, because the mean of its divisors is an integer number (182851284).

Almost surely, 2^1066632455 is an apocalyptic number.

1066632455 is a deficient number, since it is larger than the sum of its proper divisors (396177817).

1066632455 is an equidigital number, since it uses as much as digits as its factorization.

1066632455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30475225.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 1066632455 is about 32659.3394758682. The cubic root of 1066632455 is about 1021.7349861068.

The spelling of 1066632455 in words is "one billion, sixty-six million, six hundred thirty-two thousand, four hundred fifty-five".