1566145034 has 16 divisors (see below), whose sum is σ = 2473696800. Its totient is φ = 741607344.

The previous prime is 1566144997. The next prime is 1566145037. The reversal of 1566145034 is 4305416651.

It is a super-2 number, since 2×1566145034² = 4905620535045722312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1566144985 and 1566145003.

It is not an unprimeable number, because it can be changed into a prime (1566145037) 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, 157004 + ... + 166680.

It is an arithmetic number, because the mean of its divisors is an integer number (154606050).

Almost surely, 2^1566145034 is an apocalyptic number.

1566145034 is a deficient number, since it is larger than the sum of its proper divisors (907551766).

1566145034 is a wasteful number, since it uses less digits than its factorization.

1566145034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13957.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1566145034 is about 39574.5503322527. The cubic root of 1566145034 is about 1161.2988409362.

The spelling of 1566145034 in words is "one billion, five hundred sixty-six million, one hundred forty-five thousand, thirty-four".