1011055434 has 8 divisors (see below), whose sum is σ = 2022110880. Its totient is φ = 337018476.

The previous prime is 1011055429. The next prime is 1011055439. The reversal of 1011055434 is 4345501101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1011055429) and next prime (1011055439).

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

1011055434 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1011055439) 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, 84254614 + ... + 84254625.

It is an arithmetic number, because the mean of its divisors is an integer number (252763860).

Almost surely, 2^1011055434 is an apocalyptic number.

1011055434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011055434 is a wasteful number, since it uses less digits than its factorization.

1011055434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168509244.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1011055434 is about 31797.0978864424. The cubic root of 1011055434 is about 1003.6716471745.

Adding to 1011055434 its reverse (4345501101), we get a palindrome (5356556535).

The spelling of 1011055434 in words is "one billion, eleven million, fifty-five thousand, four hundred thirty-four".