1070100661 has 16 divisors (see below), whose sum is σ = 1250352000. Its totient is φ = 915450144.

The previous prime is 1070100631. The next prime is 1070100671. The reversal of 1070100661 is 1660010701.

It is not a de Polignac number, because 1070100661 - 2²³ = 1061712053 is a prime.

It is a super-3 number, since 3×1070100661³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1070100601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192426 + ... + 197908.

It is an arithmetic number, because the mean of its divisors is an integer number (78147000).

Almost surely, 2^1070100661 is an apocalyptic number.

It is an amenable number.

1070100661 is a deficient number, since it is larger than the sum of its proper divisors (180251339).

1070100661 is an frugal number, since it uses more digits than its factorization.

1070100661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6073 (or 6059 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 1070100661 is about 32712.3930796877. The cubic root of 1070100661 is about 1022.8411945923.

The spelling of 1070100661 in words is "one billion, seventy million, one hundred thousand, six hundred sixty-one".