901864951 has 6 divisors (see below), whose sum is σ = 976575840. Its totient is φ = 832490568.

The previous prime is 901864949. The next prime is 901864967. The reversal of 901864951 is 159468109.

It is not a de Polignac number, because 901864951 - 2¹ = 901864949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 901864898 and 901864907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901864921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2668071 + ... + 2668408.

It is an arithmetic number, because the mean of its divisors is an integer number (162762640).

Almost surely, 2^901864951 is an apocalyptic number.

901864951 is a deficient number, since it is larger than the sum of its proper divisors (74710889).

901864951 is a wasteful number, since it uses less digits than its factorization.

901864951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5336505 (or 5336492 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 43.

The square root of 901864951 is about 30031.0664312808. The cubic root of 901864951 is about 966.1558098333.

The spelling of 901864951 in words is "nine hundred one million, eight hundred sixty-four thousand, nine hundred fifty-one".