1020151095547 has 6 divisors (see below), whose sum is σ = 1048467927948. Its totient is φ = 992579442984.

The previous prime is 1020151095521. The next prime is 1020151095559. The reversal of 1020151095547 is 7455901510201.

It is a de Polignac number, because none of the positive numbers 2^k-1020151095547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020151095577) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 372588513 + ... + 372591250.

It is an arithmetic number, because the mean of its divisors is an integer number (174744654658).

Almost surely, 2^{1020151095547} is an apocalyptic number.

1020151095547 is a deficient number, since it is larger than the sum of its proper divisors (28316832401).

1020151095547 is an frugal number, since it uses more digits than its factorization.

1020151095547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745179837 (or 745179800 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 40.

The spelling of 1020151095547 in words is "one trillion, twenty billion, one hundred fifty-one million, ninety-five thousand, five hundred forty-seven".