1011355413 has 4 divisors (see below), whose sum is σ = 1348473888. Its totient is φ = 674236940.

The previous prime is 1011355409. The next prime is 1011355451. The reversal of 1011355413 is 3145531101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3145531101 = 3 ⋅1048510367.

It is a cyclic number.

It is not a de Polignac number, because 1011355413 - 2² = 1011355409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011355613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168559233 + ... + 168559238.

It is an arithmetic number, because the mean of its divisors is an integer number (337118472).

Almost surely, 2^1011355413 is an apocalyptic number.

It is an amenable number.

1011355413 is a deficient number, since it is larger than the sum of its proper divisors (337118475).

1011355413 is an equidigital number, since it uses as much as digits as its factorization.

1011355413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337118474.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1011355413 is about 31801.8146180371. The cubic root of 1011355413 is about 1003.7709001054.

Adding to 1011355413 its reverse (3145531101), we get a palindrome (4156886514).

The spelling of 1011355413 in words is "one billion, eleven million, three hundred fifty-five thousand, four hundred thirteen".