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BaseRepresentation
bin1110011011011…
…00110110011001
322102202001210222
413031230312121
5221441011324
620002045425
72666520143
oct715546631
9272661728
10121032089
1162357222
1234649875
131c0c8929
1412107c93
15a95b55e
hex736cd99

121032089 has 2 divisors, whose sum is σ = 121032090. Its totient is φ = 121032088.

The previous prime is 121032077. The next prime is 121032101. The reversal of 121032089 is 980230121.

It is a balanced prime because it is at equal distance from previous prime (121032077) and next prime (121032101).

It can be written as a sum of positive squares in only one way, i.e., 79210000 + 41822089 = 8900^2 + 6467^2 .

It is a cyclic number.

It is not a de Polignac number, because 121032089 - 24 = 121032073 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (121032589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60516044 + 60516045.

It is an arithmetic number, because the mean of its divisors is an integer number (60516045).

Almost surely, 2121032089 is an apocalyptic number.

It is an amenable number.

121032089 is a deficient number, since it is larger than the sum of its proper divisors (1).

121032089 is an equidigital number, since it uses as much as digits as its factorization.

121032089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 121032089 is about 11001.4584942179. The cubic root of 121032089 is about 494.6524636008.

The spelling of 121032089 in words is "one hundred twenty-one million, thirty-two thousand, eighty-nine".