1045135101 has 4 divisors (see below), whose sum is σ = 1393513472. Its totient is φ = 696756732.

The previous prime is 1045135073. The next prime is 1045135103. The reversal of 1045135101 is 1015315401.

It is a happy number.

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: 1015315401 = 3 ⋅338438467.

It is not a de Polignac number, because 1045135101 - 2¹³ = 1045126909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045135103) 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, 174189181 + ... + 174189186.

It is an arithmetic number, because the mean of its divisors is an integer number (348378368).

Almost surely, 2^1045135101 is an apocalyptic number.

It is an amenable number.

1045135101 is a deficient number, since it is larger than the sum of its proper divisors (348378371).

1045135101 is an equidigital number, since it uses as much as digits as its factorization.

1045135101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348378370.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1045135101 is about 32328.5493179017. The cubic root of 1045135101 is about 1014.8241911195.

The spelling of 1045135101 in words is "one billion, forty-five million, one hundred thirty-five thousand, one hundred one".