1034551561 has 8 divisors (see below), whose sum is σ = 1096788224. Its totient is φ = 974118960.

The previous prime is 1034551559. The next prime is 1034551613. The reversal of 1034551561 is 1651554301.

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 1034551561 - 2¹ = 1034551559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1034521561) 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, 449835 + ... + 452128.

It is an arithmetic number, because the mean of its divisors is an integer number (137098528).

Almost surely, 2^1034551561 is an apocalyptic number.

It is an amenable number.

1034551561 is a deficient number, since it is larger than the sum of its proper divisors (62236663).

1034551561 is an equidigital number, since it uses as much as digits as its factorization.

1034551561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902031.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 1034551561 is about 32164.4456038030. The cubic root of 1034551561 is about 1011.3870303749.

The spelling of 1034551561 in words is "one billion, thirty-four million, five hundred fifty-one thousand, five hundred sixty-one".