1011072605051 has 4 divisors (see below), whose sum is σ = 1038398891712. Its totient is φ = 983746318392.

The previous prime is 1011072605047. The next prime is 1011072605083. The reversal of 1011072605051 is 1505062701101.

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 1011072605051 - 2² = 1011072605047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011072605021) 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, 13663143275 + ... + 13663143348.

It is an arithmetic number, because the mean of its divisors is an integer number (259599722928).

Almost surely, 2^{1011072605051} is an apocalyptic number.

1011072605051 is a deficient number, since it is larger than the sum of its proper divisors (27326286661).

1011072605051 is an equidigital number, since it uses as much as digits as its factorization.

1011072605051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27326286660.

The product of its (nonzero) digits is 2100, while the sum is 29.

The spelling of 1011072605051 in words is "one trillion, eleven billion, seventy-two million, six hundred five thousand, fifty-one".