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2501923 is a prime number
BaseRepresentation
bin1001100010110100100011
311201002222211
421202310203
51120030143
6125342551
730160144
oct11426443
94632884
102501923
111459806
12a07a57
13697a38
14491acb
1534649d
hex262d23

2501923 has 2 divisors, whose sum is σ = 2501924. Its totient is φ = 2501922.

The previous prime is 2501911. The next prime is 2501953. The reversal of 2501923 is 3291052.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2501923 is a prime.

2501923 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2501894 and 2501903.

It is not a weakly prime, because it can be changed into another prime (2501953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250961 + 1250962.

It is an arithmetic number, because the mean of its divisors is an integer number (1250962).

22501923 is an apocalyptic number.

2501923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501923 is an equidigital number, since it uses as much as digits as its factorization.

2501923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 2501923 is about 1581.7468191844. The cubic root of 2501923 is about 135.7556707450.

Adding to 2501923 its reverse (3291052), we get a palindrome (5792975).

The spelling of 2501923 in words is "two million, five hundred one thousand, nine hundred twenty-three".