1915061 has 8 divisors (see below), whose sum is σ = 1969824. Its totient is φ = 1861200.

The previous prime is 1915057. The next prime is 1915099. The reversal of 1915061 is 1605191.

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 1915061 - 2² = 1915057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1915031) 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, 6626 + ... + 6908.

It is an arithmetic number, because the mean of its divisors is an integer number (246228).

2^1915061 is an apocalyptic number.

It is an amenable number.

1915061 is a deficient number, since it is larger than the sum of its proper divisors (54763).

1915061 is a wasteful number, since it uses less digits than its factorization.

1915061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451.

The product of its (nonzero) digits is 270, while the sum is 23.

The square root of 1915061 is about 1383.8572903302. The cubic root of 1915061 is about 124.1826349647.

The spelling of 1915061 in words is "one million, nine hundred fifteen thousand, sixty-one".