1061147959 has 4 divisors (see below), whose sum is σ = 1064297104. Its totient is φ = 1057998816.

The previous prime is 1061147933. The next prime is 1061148013. The reversal of 1061147959 is 9597411601.

It is a happy number.

1061147959 is nontrivially palindromic in base 5.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1061147959 - 2⁷ = 1061147831 is a prime.

It is a super-2 number, since 2×1061147959² = 2252069981779731362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061147909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1574067 + ... + 1574740.

It is an arithmetic number, because the mean of its divisors is an integer number (266074276).

Almost surely, 2^1061147959 is an apocalyptic number.

1061147959 is a deficient number, since it is larger than the sum of its proper divisors (3149145).

1061147959 is an equidigital number, since it uses as much as digits as its factorization.

1061147959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3149144.

The product of its (nonzero) digits is 68040, while the sum is 43.

The square root of 1061147959 is about 32575.2660618451. The cubic root of 1061147959 is about 1019.9807631256.

The spelling of 1061147959 in words is "one billion, sixty-one million, one hundred forty-seven thousand, nine hundred fifty-nine".