1135645361503 has 8 divisors (see below), whose sum is σ = 1141622645760. Its totient is φ = 1129668405720.

The previous prime is 1135645361489. The next prime is 1135645361561. The reversal of 1135645361503 is 3051635465311.

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 1135645361503 - 2¹⁷ = 1135645230431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1135645361503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135645361563) 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, 10270276 + ... + 10380262.

It is an arithmetic number, because the mean of its divisors is an integer number (142702830720).

Almost surely, 2^{1135645361503} is an apocalyptic number.

1135645361503 is a deficient number, since it is larger than the sum of its proper divisors (5977284257).

1135645361503 is a wasteful number, since it uses less digits than its factorization.

1135645361503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164237.

The product of its (nonzero) digits is 486000, while the sum is 43.

The spelling of 1135645361503 in words is "one trillion, one hundred thirty-five billion, six hundred forty-five million, three hundred sixty-one thousand, five hundred three".